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Dental Journal (Majalah Kedokteran Gigi)
Published by Universitas Airlangga
ISSN : 19783728     EISSN : 24429740     DOI : -
Core Subject : Health,
The Dental Journal (Majalah Kedokteran Gigi) (e-ISSN:2442-9740; p-ISSN:1978-3728) is published by the Faculty of Dental Medicine, Universitas Airlangga. Its diciplinary focus is dental science and dental hygiene. The Dental Journal (Majalah Kedokteran Gigi) is published in English on a quarterly basis with each 50-60 page edition containing between nine and eleven scientific articles on research, study literature and case studies. Contributors to the Dental Journal (Majalah Kedokteran Gigi) included: dental researchers, dental practitioners, lecturers, and students drawn from Indonesia and a wide range of other countries.
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Articles 950 Documents
The difference of acrylic resin residual monomer levels with various polymerization method Sherman Salim
Dental Journal (Majalah Kedokteran Gigi) Vol. 44 No. 4 (2011): December 2011
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (250.748 KB) | DOI: 10.20473/j.djmkg.v44.i4.p196-199

Abstract

Background: After polymerization process, heat cured acrylic resin denture base actually still contains residual monomers that can become potential irritants later in oral cavity. Polymerization process is essential to obtain acrylic resin which can meet the requirements of the biocompatible and good physical properties. To meet the requirements, there are several methods of polymerization process used. Purpose: The purpose of this study was to determine the differences of the residual monomer levels of acrylic resin processed by various polymerization methods. Methods: Acrylic resin powder and liquid were mixed based on the rules of factory, and sample was made with size of 30 mm × 50 mm × 3 mm and then polymerized by using microwave at 70° C for 24 hours based on the methods of Japan Industrial Standard (JIS). Each group of samples was cut with weight of ± 0.2 g, dissolved in 5 ml of methyl ethyl ketone in test tubes, and then stored at ± 5° C for four days. Residual monomer level was conducted by using gas chromatograph mass spectrometer. Data obtained were then analyzed by using One-Way ANOVA test with p < 0.05. Results: After the level of polymerizing residual monomer with JIS method was compared to that at 70° C for 24 hours using microwave, it is known that there were significant differences (p < 0.05). Conclusion: The highest level of residual monomer of acrylic resin was that polymerized at 70° C for 24 hours.Latar belakang: Basis gigi tiruan yang berbahan dasar resin akrilik jenis heat cured setelah proses polimerisasi selesai masih mengandung monomer sisa yang berpotensi sebagai bahan iritan dalam rongga mulut. Proses polimerisasi sangat penting untuk mendapatkan resin akrilik yang memenuhi persyaratan biokompatibilitas dan fisik yang baik. Untuk persyaratan tersebut digunakan berbagai macam proses polimerisasi. Tujuan: Penelitian ini bertujuan untuk menentukan kadar monomer sisa resin akrilik yang diproses dengan metode polimerisasi berbeda menggunakan gas chromatograph mass spectrometer. Metode: Bubuk dan cairan resin akrilik dicampur sesuai aturan pabrik dan sampel dibuat berukuran 30 mm × 50 mm × 3 mm dipolimerisasi berdasarkan metode Japan Industrial Standard (JIS), suhu 70° C selama 24 jam, dan microwave. Setiap kelompok sampel dipotong seberat ± 0,2 gram dilarutkan 5 ml dalam metil etil keton pada tabung uji dan disimpan suhu ± 5° C selama empat hari, dilakukan analisis kadar monomer sisa dengan gas chromatograph mass spectrometer. Data yang diperoleh dianalis ANOVA satu arah dengan nilai p < 0,05. Hasil: Kadar monomer sisa resin akrilik yang berpolimerisasi metode JIS dibandingkan polimerisasi suhu 70° C selama 24 jam dan microwave terdapat perbedaan bermakna (p < 0,05). Kesimpulan: Kadar monomer sisa paling tinggi pada resin akrilik yang dipolimerisasi suhu 70° C selama 24 jam.
Penurunan jumlah Streptococcus mutans pada saliva anak dengan ortodonti cekat setelah konsumsi yoghurt (Reduction of salivary Mutans Streptococci in children with fixed orthodontic appliance after yoghurt consumption) Dewi Anggreani Bibi; Udijanto Tedjosasongko; Irmawati Irmawati
Dental Journal (Majalah Kedokteran Gigi) Vol. 47 No. 2 (2014): June 2014
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (501.169 KB) | DOI: 10.20473/j.djmkg.v47.i2.p82-86

Abstract

Background: Orthodontic treatment using fixed appliances in children increases with the case of malocclusion in Indonesia. The patients with fixed orthodontics have higher risks of caries. Purpose: The study was aimed to examine the influences short term daily consumption fruit-flavored yoghurt on salivary mutans Streptococci in pediatric patients during orthodontic treatment with fixed appliances. Methods: This was an experimental laboratory study with a double-blind randomized crossover design. The subjects were 26 children in range of age 11 to 15 years old who were under orthodontic treatment using fixed appliances. Subjects were divided into 2 (two) groups which consist of 13 children each. Group A were asked to consumed a 150 ml of yoghurt Bifidobacterium bifidum and Lactobacillus acidophilus once a day for 2 weeks, while group B were asked to consumed milk once a day for the same period of time. After “washout” period for 2 weeks, the subjects of group A and B crossed over the drink, group A was asked to consumed milk and group B was asked to consumed yoghurt for another 2 weeks. Before and after consuming yoghurt or milk, the subject’s saliva samples were taken and the colonies of mutans Streptococci were counted on TYC media. Results: Statistical analysis showed that on subjects who consumed yoghurt the colony number of mutans Streptococci reduced significantly (p < 0.05). Conclusion: Short-term daily consumption of the probiotic yoghurt containing Bifidobacterium bifidum bacteria and Lactobacillus acidophilus could reduce the number of salivary mutans streptococci in pediatric patient during orthodontic treatment with fixed appliances.Latar belakang: Kebutuhan perawatan ortodonti menggunakan alat cekat pada anak-anak meningkat seiring bertambahnya jumlah kasus maloklusi di Indonesia. Namun faktanya penggunaan piranti ortodonti cekat berisiko terjadinya karies disekitar bracket. Tujuan: Penelitian ini bertujuan meneliti pengaruh konsumsi yoghurt buah dalam jangka pendek terhadap jumlah Streptococcus mutans pada saliva anak pemakai ortodonti cekat. Metode: Jenis penelitian ini eksperimental laboratoris dengan desain penelitian double blind randomized crossover design. subjek penelitian adalah 26 anak berusia 11-15 tahun yang sedang menjalani perawatan ortodonti dengan piranti cekat. subjek dibagi dalam 2 kelompok dengan masing-masing 13 anak. Kelompok A diminta untuk mengkonsumsi 150 ml yoghurt Bifidobacterium bifidum dan Lactobachillus acidophillus sekali sehari selama 2 minggu, sedang kelompok B diminta untuk mengkonsumsi susu sekali sehari selama 2 minggu. Setelah periode “washout” selama 2 minggu, kedua kelompok bertukar minuman, kelompok A mengkonsumsi susu sedang kelompok B mengkonsumsi yoghurt selama 2 minggu. Setiap sebelum dan sesudah mengkonsumsi yoghurt dan susu, sampel saliva subjek diambil dan dilakukan penghitungan jumlah koloni Streptococcus mutans pada media TYC. Hasil: Analisa statistik menunjukkan bahwa setelah mengkonsumsi yoghurt jumlah koloni Streptococcus mutans dalam saliva subjek berkurang secara signifikan (p < 0,05). Simpulan: Konsumsi probiotik yoghurt yang mengandung Bifidobacterium bifidum dan Lactobachillus acidophillus dapat mengurangi jumlah koloni Streptococcus mutans dalam saliva anak selama perawatan ortodontik cekat.
The effectivity of toothpick tooth brushing method on plaque control Chiquita Prahasanti; Iwan Ruhadi; Agus Sobar Mulyana
Dental Journal (Majalah Kedokteran Gigi) Vol. 44 No. 2 (2011): June 2011
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (104.715 KB) | DOI: 10.20473/j.djmkg.v44.i2.p59-62

Abstract

Background: Periodontal diseases are associated with bacteria species which present in biofilms that colonize on dental surfaces. Several tooth brushing methods had been known and proved to be effective in maintaining oral hygiene. Among them, tooth pick technique was a relatively new method and its superiority in removing interproximal plaque was better than other methods. Purpose: The purpose of this study was to examine the effectivity of toothpick tooth brushing method to conventional method on periodontal health. Methods: This research was designed as an analytical observational study. Thirty samples selected from five hundred and twelve males Indonesian Air-force members in Malang, aged 18–40 yrs, with periodontal pockets (≤ 5 mm) in upper or lower teeth, without crowding, gingival index minimal > 1 (moderate gingivitis), OHI-S score minimal ≥ 1.3 (moderate), without systemic diseases, do not undergone medical therapy/drug prescriptions, without using mouth rinse during study, and without prosthesis. There were thirty samples in this research and devided to two groups, fifteen samples easch. The groups were toothpick tooth brusing method and conventional method (control group). In this study oral hygiene index simplified (OHI-S), gingival index (GI), bleeding on probing (BOP) and pocket depth were examined. Results: There were significant differences (p = .001) in OHI-S, GI, BOP, and PD before and after conducting each toothbrushing method, as well as differences between means (quarrel means), that were p = .003; p = .001; p = .001 and p = .001 consecutively. Conclusion: Toothpick brushing method was more effective in plaque control compared to conventional method.Latar belakang: Penyakit periodontal berhubungan dengan bakteri yang berkoloni dalam biofilm yang terdapat di permukaan gigi. Saat ini telah dikenal berbagai macam metode menyikat gigi tetapi masih belum ada penelitian tentang efek metode tersebut terhadap OHI-S. Penelitian in ingin menunjukkan efek menyikat gigi dengan metode toothpick terhadap kesehatan jaringan periodontal. Tujuan: Tujuan dan penelitian ini adalah untuk mengetahui efektivitas metode toothpick dibandingkan metode konvensional dalam kontrol plak. Metode: Jenis penelitian ini adalah analitik observasional. Sampel sejumlah tiga puluh orang diseleksi dari 512 anggota TNI Angkatan Udara Skadron Pasukan Khas 464 Wing II Lanud Abdulrahman Saleh Malang, usia 18–40 tahun, dengan kedalaman poket periodontal (≤ 5 mm) pada gigi rahang atas/bawah dengan, susunan gigi yang tidak berdesakan, memiliki skor gingival indeks minimal > 1 (gingivitis sedang), memiliki skor OHI-S minimal ≥ 1,3 (sedang), tanpa ada kelainan sistemik, tidak dalam perawatan dokter/mengkonsumsi obat-obatan, tidak menggunakan obat kumur selama penelitian, tidak menggunakan protesa. Sampel dibagi menjadi dua kelompok, lima belas orang menggunakan metode toothpick sedangkan lima belas orang menggunakan metode konvensional sebagai kelompok kontrol. Hasil: Terdapat perbedaan yang bermakna (p = .001) pada OHI-S, GI, BOP dan kedalaman poket sebelum dan sesudah menyikat gigi dengan masing-masing metode menyikat gigi yang ditetapkan. Selain itu, terdapat perbedaan bermakna antara selisih rerata sebelum dan sesudah menyikat gigi (p = .003; p = .001; p = .001 and p = .001) antara kedua kelompok tersebut. Kesimpulan: Metode toothpick brushing lebih efektif uuntuk kontrol plak dibanding dengan kelompok kontrol.
Pengaruh posisi dan fraksi volumetrik fiber polyethylene terhadap kekuatan fleksural fiber reinforced composite (The effect of position and volumetric fraction polyethylene fiber on the flexural strength of fiber reinforced composite) Catur Septommy; Widjijono Widjijono; Rini Dharmastiti
Dental Journal (Majalah Kedokteran Gigi) Vol. 47 No. 1 (2014): March 2014
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (433.54 KB) | DOI: 10.20473/j.djmkg.v47.i1.p52-56

Abstract

Background: Composite resin is a combination of filler and matrix. The additional of fiber in the composite resin has a function as load-bearing in mastication. Polyethylene fiber has been used as a reinforced to receive the forces on the fixed denture fiber reinforced composite (FRC). Purpose: The purpose of this study was to determine effect of position and olumetric fraction of fibers on the flexural strength and modulus polyethylene FRC. Methods: This study used 7 groups with variations in the position and the volume of fiber. Group I, position compression volume 1 sheet; group II, 2 volume compression sheet position; group III, volume 1 sheet neutral position; group IV, neutral position volume 2 sheets; group V, position tension volume 1 sheet; group VI position tension volume 2 sheets; and group VII without fiber. Each group consisted of 6 samples and FRC rod-shaped samples with size (25 x2 x 2) mm. Samples were tested by three-point bending test with a universal testing machine. The data were analyzed by two-way Anova and LSD test continued (α = 0,05). Results: Group VI had the highest mean flexural strength than others (360.74 MPa) and group IV had the highest flexural modulus than others (3.56 GPa). The flexural strength and modulus with the variation of position or volume showed a significant differences (p<0.05), while the interaction between position and volume showed no significant difference (p>0.05). Conclusions: The position fiber on tension and additional two strips on volumetric fiber affected the increasing flexural strength and modulus of FRC.Latar belakang: Komposit merupakan gabungan filler dan matriks. Penambahan fiber pada komposit berfungsi sebagai penahan beban pengunyahan. Polyethylene fiber telah digunakan sebagai penguat dalam menerima gaya-gaya pada gigi tiruan cekat fiber reinforced composite (FRC). Tujuan: Penelitian ini bertujuan untuk mengetahui pengaruh posisi dan fraksi volumetrik fiber pada kekuatan fleksural polyethylene FRC. Metode: Penelitian ini membuat 7 kelompok sampel polyethylene FRC dengan variasi posisi dan volume fiber. Kelompok I, posisi compression volume 1 lembar; kelompok II, posisi compression volume 2 lembar; kelompok III, posisi netral volume 1 lembar; kelompok IV, posisi netral volume 2 lembar; kelompok V, posisi tension volume 1 lembar; kelompok VI, posisi tension volume 2 lembar; dan kelompok VII, tanpa fiber. Setiap kelompok terdiri atas 6 sampel dan sampel berbentuk batang FRC dengan ukuran (25x2x2) mm. Sampel diuji dengan three-point bending test dengan universal testing machine. Data dianalisis dengan two-way anova dan dilanjutkan uji LSD (α=0.05). Hasil: Rerata kekuatan fleksural kelompok VI paling tinggi (360.74 MPa) dan kelompok IV memiliki modulus fleksural tertinggi (3.56 GPa). Kekuatan dan modulus fleksural dengan variasi posisi atau volume menunjukkan perbedaan bermakna (p<0.05) sedangkan interaksi antara posisi dan volume menunjukkan perbedaan tidak bermakna (p>0.05). Simpulan: Posisi fiber pada sisi tension FRC dan penambahan volume 2 lembar fiber akan meningkatkan kekuatan fleksural FRC.
Management of anterior teeth damage caused by complex caries through aesthetic endorestoration Nanik Zubaidah
Dental Journal (Majalah Kedokteran Gigi) Vol. 44 No. 1 (2011): March 2011
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (398.601 KB) | DOI: 10.20473/j.djmkg.v44.i1.p30-34

Abstract

Background: Dental caries is a microbiological disease that result in localized dissolution and destruction of the calcified tissue. It is multifactorial, therefore prevention must be based on a multifactorial approach. The damage of anterior teeth due to complex caries, for certain person may interfere their performance and decrease their self confidence aesthetically. Restoration of tooth form and function, especially on anterior teeth is highly valuable. Purpose: To present a case of maxillary anterior teeth with complex caries, through endorestoration treatment for recovering its original function and aesthetic. Case: The 21 years old male patient with complex carries on maxillary anterior teeth number 12, 11, 21, 22 and 23. The patient felt bad about his performance and affect his self confidence. The patient visited the clinic to repair his teeth and to get its form and function aesthetically. Case management: The endorestoration treatment was performed for carious teeth through pulpectomy followed by insertion of post retention and porcelain fused to metal crowns. Conclusion: Anterior teeth with severed complex caries can be managed through endorestoration treatment to recover its performance and function aesthetically.Latar belakang: Dental karies adalah penyakit infeksi yang berakibat kerusakan jaringan kalsifikasi dan bersifat multifactorial. Oleh karena itu pencegahan dilakukan dengan pendekatan multifactorial. Kerusakan gigi anterior karena karies kompleks untuk orang-orang tertentu mungkin berdampak pada penampilan dan penurunan kepercayaan diri karena factor estetik. Perbaikan gigi anterior dari berbagai kerusakan baik dalam hal bentuk maupun fungsinya sangat besar nilainya. Tujuan: Untuk menunjukkan kasus gigi anterior rahang atas karena karies kompleks melalui perawatan endorestorasi untuk mengembalikan fungsi gigi asli dan estetik. Kasus: Laki-laki usia 21 tahun dengan karies kompleks pada gigi anterior rahang atas 12, 11, 21, 22, dan 23. Penderita dating ke klinik untuk perawatan tentang giginya dan mengembalikan bentuk maupun fungsi estetiknya. Tatalaksana kasus: Perawatan endorestorasi dilakukan untuk gigi karies melalui pulpektomi, insersi pasak dan mahkota porselen fuse to metal. Kesimpulan: Gigi dengan karies kompleks yang berat dapat diperbaiki melalui perawatan endorestorasi untuk mengembalikan penampilan dan fungsi estetiknya.
Analisis heteroplasmy DNA mitokondria pulpa gigi pada identifikasi personal forensik (Heteroplasmy analysis of dental pulp mitochondrial DNA in forensic personal identification) Ardyni Febri K; Retno Pudji Rahayu; Agung Sosiawan
Dental Journal (Majalah Kedokteran Gigi) Vol. 46 No. 3 (2013): September 2013
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (419.813 KB) | DOI: 10.20473/j.djmkg.v46.i3.p130-134

Abstract

Background: Mitochondrial DNA (mtDNA) sequence analysis of the hypervariable control region has been shown to be an effective tool for personal identification. The high copy and maternal mode of inheritance make mtDNA analysis particularly useful when old samples or degradation of biological samples prohibits the detection of nuclear DNA analysis. Dental pulp is covered with hard tissue such as dentin and enamel. It is highly capable of protecting the DNA and thus is extremely useful. One of the diasadvantages of mitochondrial DNA is heteroplasmy. Heteroplasmy is the presence of a mixture of more than one type of an organellar genome within a cell or individual. It can lead to ambiguity in forensic personal identification. Due to that, the evidence of heteroplasmy in dental pulp is needed. Purpose: The study was aimed to determine the heteroplasmy occurance of mitocondrial DNA in dental pulp. Methods: Blood and teeth samples were taken from 6 persons, each samples was extracted with DNAzol. DNA samples were amplified with PCR and sequencing to analyze the nucleotide sequences polymorphism of the hypervariable region 1 in mtDNA and compared with revised Cambridge Reference Sequence (rCRS). results: The dental pulp and blood nucleotide sequence of hypervariable region 1 mitochondrial DNA showed polymorphism when compared with rCRS and heteroplasmy when compared between dental pulp with blood. Conclusion: The study showed that heteroplasmy was found in mithocondrial DNA from dental pulp.latar belakang: Analisis sekuens DNA mitokondria (mtDNA) regio kontrol hypervariable telah terbukti menjadi alat efektif untuk identifikasi personal. Kopi DNA yang banyak dan pewarisan maternal membuat analisis mtDNA sangat berguna ketika sampel lama atau sampel biologis yang terdegradasi menghambat deteksi analisis DNA inti. Pulpa gigi terlindung jaringan keras seperti dentin dan enamel. Hal ini membuat pulpa mampu melindungi DNA dan dengan demikian sangat berguna untuk identifikasi. Salah satu kekurangan DNA mitokondria adalah heteroplasmy. Heteroplasmy adalah adanya campuran lebih dari satu jenis genom dalam sel atau individua. Hal ini dapat menyebabkan ambiguitas pada identifikasi pribadi forensik. Oleh sebab itu, identifikasi personal menggunakan pulpa gigi harus memperhatikan kejadian heteroplasmy. tujuan: Penelitian ini bertujuan untuk meneliti kejadian heteroplamy DNA mitokondria pada pulpa gigi. Metode: Sampel darah dan gigi diambil dari 6 orang, masing-masing sampel diekstraksi dengan metode DNAzol. Sampel DNA diamplifikasi dengan PCR dan sequencing untuk menganalisis polimorfisme urutan nukleotida di hypervariable region 1 mtDNA dan dibandingkan dengan revised Cambridge Reference Sequence (rCRS). hasil: Sekuens nukleotida pulpa gigi dan darah daerah pada hypervariable region 1 DNA mitokondria menunjukkan polimorfisme bila dibandingkan dengan rCRS dan heteroplasmy bila dibandingkan antara pulpa gigi dengan darah. Simpulan: Penelitian ini menunjukkan bahwa heteroplasmy dapat ditemukan pada DNA mitokrondia pulpa gigi.
Interleukin-1β expression on periodontitis patients in Surabaya Chiquita Prahasanti
Dental Journal (Majalah Kedokteran Gigi) Vol. 43 No. 4 (2010): December 2010
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (265.586 KB) | DOI: 10.20473/j.djmkg.v43.i4.p210-214

Abstract

Background: Periodontal disease, commonly known as periodontitis is an infectious disease which has multifactorial etiologic factors. It may affect everybody in any ages with no gender nor sex predilection and usually can be detected under routine clinical examination. This disease is a manifestation of local factors, host factor and environmental factors, resulting in periodontal tissue damage which may cause tooth mobility and tooth loss. Interleukin-1 is a pro-inflammatory protein which functions primarily as inflammatory mediator in host innate immune responses. IL-1 is a regulator, affecting many biological activities including proliferation, development, homeostasis, regeneration, repair and inflammation which contribute to tissue damage and alveolar bone resorption. Purpose: This research was aimed to reveal the basic pathogenesis of periodontitis and could determine the future definitive treatment for patients with periodontitis. Methods: Data were obtained from 40 patients with aggressive periodontitis and 40 patients with chronic periodontitis. Samples were collected from periodontal tissue patients and protein expression of IL-1β was performed with immunohistochemistry. Results: Most female patient suffer aggressive periodontitis and chronic periodontitis. The datas were analyzed with t-test. The t values result was -8623, significance 0.001, with α = 5%, which indicated there was significant difference in IL-1β expression between aggressive and chronic periodontitis. The box plot diagram showed marked difference in distribution of protein expression of IL-1β between patients with aggressive periodontitis and chronic periodontitis. With a regression equation, it might be concluded that the protein expression of IL-1β might affect the incidence of aggressive periodontitis and chronic periodontitis. The OR value was calculated for 0.746 (sign.= 0.001), which indicate each increment of one unit protein expression of IL-1β will lead the risk for Aggressive periodontitis 0.746 times higher or if the protein expression of respondents increased one unit, the risk of chronic IL-1β periodontitis may be 1.34 times higher. Conclusion: This study elucidated that the elevation proteins expression of IL-1β in patients with chronic periodontitis demonstrated this cytokine as an indicator of inflammation.Latar belakang: Penyakit periodontal yang biasa dikenal dengan periodontitis adalah penyakit infeksi, yang disebabkan oleh berbagai faktor, dapat menyerang setiap orang tanpa membedakan usia dan gender serta mudah ditemukan pada pemeriksaan klinis oleh seorang dokter gigi. Penyakit ini merupakan manifestasi dari interaksi antara faktor lokal dengan faktor lingkungan, yang berakibat pada kerusakan jaringan periodontal, dapat mengakibatkan terjadinya kegoyangan gigi hingga tanggalnya gigi. Interleukin-1 merupakan protein pro-inflamatori dengan fungsi utama sebagai mediator respon inflamasi pejamu pada sistem imunitas innate. Interleukin-1 merupakan regulator, dimana memainkan peranan pada sejumlah aktivitas biologic termasuk proliferasi, pengembangan, homeostasis, regenerasi, repair dan keradangan berperan pada kerusakan jaringan ikat serta resorpsi tulang alveolar. Tujuan: Penelitian ini bertujuan untuk menentukan dasar patogenesa periodontitis dan dapat digunakan sebagai dasar perawatan penderita periodontitis pada masa mendatang. Metode: Data penelitian didapat dari 40 penderita dengan periodontitis agresif dan 40 penderita periodontitis kronis. Sampel berasal dari jaringan yang mengalami kelainan periodontal dan uji ekspresi protein IL-1β dilakukan secara imunohistokimia. Hasil: Penderita yang mengalami kelainan pada penelitian ini sebagian besar adalah perempuan baik periodontitis agresif maupun periodontitis kronis. Uji statistik yang digunakan adalah uji-t diperoleh nilai t sebesar -8.623 dan signifikansi 0.001, dengan α = 5% maka terdapat perbedaan bermakna ekspresi protein IL-1β antara penderita periodontitis agresif dan penderita periodontitis kronis. Diagram box plot memperlihatkan sebaran ekspresi protein IL-1β antara penderita periodontitis agresif dan penderita periodontitis kronis yang tampak sangat jauh berbeda. Ekspresi protein IL-1β berpengaruh pada kejadian penderita periodontitis agresif dan penderita periodontitis kronis, dengan bentuk persamaan regresi. Nilai estimasi OR untuk variabel ekspresi protein IL-1β adalah 0,746 (sign. = 0,00). Artinya, jika ekspresi protein IL-1β responden bertambah satu satuan, maka risiko terjadinya periodontitis agresif menjadi 0,746 kali atau jika ekspresi protein IL-1β responden bertambah satu satuan, maka risiko terjadinya periodontitis kronis menjadi 1,34 kali. Kesimpulan: Ekspresi protein Il-1β yang meningkat pada penderita periodontitis kronis menujukkan bahwa sitokinini merupakan indikator pada keadaan keradangan.
Dental student’s perception to Aesthetic Component of IOTN and demand for orthodontic treatment Wees Kaolinni; Thalca Hamid; Ervina R. Winoto
Dental Journal (Majalah Kedokteran Gigi) Vol. 46 No. 2 (2013): June 2013
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (594.006 KB) | DOI: 10.20473/j.djmkg.v46.i2.p97-100

Abstract

Background: The aims of orthodontic treatment are to achieve the best interdigitation in centric occlusion in relation with good facial aesthetic and to get a pleasant dento-facial looked with good function as well. Nowadays, people who are seeking orthodontic treatment to fulfill those need come to orthodontist, mostly for aesthetic reason, for good teeth arrangement that will be more aesthetically favorable. However, not all people with malocclusion seek the orthodontic treatment due to the fact, they do not realize that they have orthodontic problem. On the other hand, some other feel they need orthodontic treatment but they can not afford it. Purpose: To determine the knowledge of malocclusion and demand for orthodontic treatment in related to Aesthetic Component (AC) IOTN. Methods: The samples were 107 college students of Faculty of Dentistry Airlangga University divided into two as 1st and 7th semester group. Both of the groups were given questionnaire about their knowledge of malocclusion and demand of orthodontic treatment. Then, they were asked to examine themselves using AC IOTN, then researcher and orthodontist examine them. Results: There was a significant difference on knowledge of malocclusion between both groups, no significant difference on demand of orthodontic treatment between both groups, and no correlation between demand and AC IOTN in both groups. There was a significant difference in AC IOTN score examined by respondent, researcher and orthodontist. Conclusion: Knowledge of malocclusion was not the only factor that determines demand of orthodontic treatment.Latar belakang: Tujuan perawatan ortodonti adalah untuk mendapatkan hubungan interdigitasi yang baik berhubungan dengan penampilan estetik wajah untuk mendapatkan fungsi dan penampilan dento-fasial yang baik. Saat ini, banyak orang mencari perawatan ortodonti untuk memenuhi kebutuhan fungsi dan penampilan. Tujuannya adalah susunan gigi yang rata yang lebih dapat diterima secara estetik. Namun, tidak semua orang dengan maloklusi mencari perawatan ortodonti, karena sebagian dari mereka tidak menyadari bahwa mereka memiliki masalah ortodonti, sedangkan sebagian lainnya merasa mereka membutuhkan perawatan ortodonti tetapi tidak bisa membiayainya. Tujuan: Mengetahui hubungan pengetahuan maloklusi dan demand perawatan ortodonti dengan Aesthetic Component (AC) IOTN. Metode: Sampel adalah 107 mahasiswa Fakultas Kedokteran Gigi Universitas Airlangga yang dibagi ke dalam 2 kelompok, semester 1 dan semester 7. Kedua kelompok kemudian diberi kuesioner tentang pengetahuan maloklusi dan demand perawatan ortodonti. Kemudian responden diminta untuk menilai diri mereka sendiri menggunakan AC IOTN, setelah itu responden dinilai peneliti dan ortodontis. Hasil: Terdapat perbedaan pengetahuan maloklusi yang signifikan antara kedua kelompok, tidak ada perbedaan demand perawatan ortodonti yang signifikan pada kedua kelompok, tidak ada hubungan antara demand dan AC IOTN pada kedua kelompok. Ada perbedaan yang signifikan pada skor AC IOTN yang diperiksa oleh responden, peneliti dan ortodontis. Simpulan: Pengetahuan maloklusi bukan satu-satunya faktor yang mempengaruhi demand perawatan ortodonti.
Cervical end preparation design on collarless metal ceramic crown to the decrease of bacterial colony Edy Machmud
Dental Journal (Majalah Kedokteran Gigi) Vol. 43 No. 3 (2010): September 2010
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (312.035 KB) | DOI: 10.20473/j.djmkg.v43.i3.p131-135

Abstract

Background: Cervical end preparation design is an important procedure in fixed partial denture. If the cervical end preparation design is inadequate, dental plaque will easily be formed and this may indicate the beginning of periodontal disease. Purpose: This study was aimed to analyze the effect of cervical end preparation design on collarless metal ceramic crown towards the decrease of bacterium colony number. Methods: This study was quasi-experimental study applying pre and post test on a control group involving 48 subjects with shoulder, bevel shoulder, and deep chamfer cervical end preparation. The bacterium colonies were examined on the 1st, 7th, and 21st days after the insertion of collarless metal ceramic crown. Results: The study showed that bacterium colony increased significantly in deep chamfer and bevel shoulder preparation design between the treatment group and the control group (p<0.05). In shoulder preparation there was not significant different between the treatment group and the control group (p>0.05). Conclusion: Compared to the bevel shoulder and deep chamfer, shoulder design is the best design for collarless metal ceramic crown restoration.Latar belakang: Desain preparasi tepi servikal merupakan suatu tahap yang sangat menentukan dalam pembuatan gigi tiruan cekat. Apabila desain preparasi tepi servikal tidak adekuat dapat menyebabkan pembentukan plak gigi pada daerah tersebut. Keadaan ini merupakan tahap awal terjadinya penyakit periodontal. Tujuan: Untuk menganalisis pengaruh desain preparasi tepi servikal yang dibuat pada mahkota collarless metal ceramic untuk mengurangi jumlah bakterium koloni. Metode: Penelitian ini adalah penelitian eksperimental semu dengan metode pre and post test dan kelompok kontrol terhadap 48 subyek penelitian. Dilakukan preparasi gigi dan pembuatan akhiran preparasi tepi servikal shoulder, bevel shoulder, dan deep chamfer pada subyek penelitian. Pemeriksaan koloni bakteri dilakukan pada hari ke-1, 7, dan 21 setelah pemasangan mahkota collarless metal ceramic. Hasil: Menunjukkan bahwa terjadi, peningkatan jumlah koloni bakteri yang bermakna antara kelompok perlakuan dengan kelompok kontrol (p<0,05) pada desain preparasi deep chamfer dan bevel shoulder. Sedangkan pada desain preparasi tepi servikal shoulder tidak ada perbedaan yang bermakna antara kelompok perlakuan dengan kelompok kontrol (p>0,05). Kesimpulan: Desain shoulder adalah desain tepi preparasi yang terbaik bagi mahkota collarless metal ceramic dibandingkan bevel shoulder dan deep chamfer.
Molecular detection of interleukin-1A +4845 G&#8594;T gene in aggresive periodontitis patients Chiquita Prahasanti; Harianto Notopuro
Dental Journal (Majalah Kedokteran Gigi) Vol. 45 No. 4 (2012): December 2012
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (560.437 KB) | DOI: 10.20473/j.djmkg.v45.i4.p192-196

Abstract

Background: Abundant researches had been conducted based on the clinical and histopathological pathogenesis of aggresive periodontitis. Nevertheless, there were still few researches which based on molecular biology, and especially related to gene polymorphism. This study was done based on IL-1A +4845G→T gene polymorphism in aggressive periodontitis patients. Purpose: The purpose of this tudy was to characterized the generic variation of IL-1A +4845G→T as a risk factor aggressive periodontitis and chronic periodontitis. Methods: DNA from patients with aggressive periodontitis and chronic periodontitis was taken determination of IL-1A +4845 G→T polimorphism was conducted with PCR-RFLP technique. Results: Homozygous allele TT polymorphism was not found in all samples, only allele GG (wild type) and allele GT (heterozygous mutant) were not affect aggressive periodontitis and chronic periodontitis. Conclusion: The study showed there was no significant association between IL-1A +4845G→T gene polymorphism and aggressive periodontitis and chronic periodontitis. Latar belakang: Penelitian tentang patogenesa periodontitis agresif berdasar klinis dan histopatologi telah banyak dilakukan, akan tetapi penelitian berdasar biologimolekuler terutama polimorfisme gen masih sangat jarang dilakukan. Penelitian ini dilakukan berdasarkan pada polimorfisme gen IL-1A +4845G→T pada penderita periodontitis agresif. Tujuan: Tujuan dari penelitian ini adalah untuk mengetahui variasi genetik dari IL-1A +4845G→T yang merupakan faktor risiko periodontitis agresif dan periodontitis kronis. Metode: DNA dari penderita periodontitis agresif dan periodontitis kronis diisolasi, selanjutnya dilakukan determinasi dari polimorfisme gen IL-1A +4845G→T dengan menggunakan teknik PCR-RFLP. Hasil: Pada seluruh sampel penelitian ini tidak dijumpai polimorfisme allel TT (homosigot mutan), yang didapat adalah jenis allel GG (wild type) dan allel GT (heterosigot mutan) yang tidak berpengaruh terhadap periodontitis agresif dan periodontitis kronis. Kesimpulan: Polimorfisme gen IL-1A +4845G→T tidak mempunyai hubungan terhadap kejadian periodontitis agresif dan periodontitis kronis.

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