Dental Journal (Majalah Kedokteran Gigi)
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.
Articles
964 Documents
Lipopolysaccharide (LPS) introduction during growth and development period of rat’s tooth toward the occurrence of enamel hypoplasia
Didin Erma Indahyani;
Al-Supartinah Santoso;
Totok Utoro;
Marsetyawan HNE Soesatyo
Dental Journal (Majalah Kedokteran Gigi) Vol. 40 No. 2 (2007): June 2007
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en
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DOI: 10.20473/j.djmkg.v40.i2.p85-88
The aim of this study is to know the effect of lipopoly saccharide (LPS) induction during growth and development period specifically the occurrence of hypoplasia on tooth enamel. 5 day old male wistar rats divided into two groups. Group 1 (control) under went no treatment. Group 2 (treatment) under went LPS induction every 24 hour for 8 days on buccal fold right maxillary first molar. After 21 days old the rats were sacrificed and the tooth was resected. Hypoplasia Hypo calcification Index (HHI) was used to determine the degree of hypoplasia by clinical examination. Radiograph of maxilla was also taken to analyze the apacities of enamel by using COREL DRAW version 11. The result showed that group under went LPS induction hypoplasia occurred on its molar tooth and more radiolucent than control groups. The conclusion is LPS induction during growth and development period of rats tooth causing enamel hypoplasia.
Effects of Anadara granosa shell combined with Sardinella longiceps oil on oesteoblast proliferation in bone defect healing process
Rima Parwati Sari;
Eddy Hermanto;
Dinda Divilia;
Indra Candra;
Wisnu Kuncoro;
Tantri Liswanti
Dental Journal (Majalah Kedokteran Gigi) Vol. 49 No. 1 (2016): March 2016
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en
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DOI: 10.20473/j.djmkg.v49.i1.p27-31
Background: Alveolar bone damage is the most common case in dentistry. One way to fix the bone damage is by using bone graft. Anadara granosa shell is a potential bone substitute since it is rich in calcium which can be processed into hydroxyapatite. The addition of Sardinella longiceps oil rich in omega-3 can modulate inflammation, thus accelerating the healing process. Purpose: This study aimed to determine effects of application of Anadara granosa shell combined with Sardinella longiceps oil on osteoblast proliferation in the healing process of bone defects. Method: The subjects were 32 male rats type Wistar divided into 4 groups (n = 8). Making defect was performed on the right bone of the femurs with a half of the diameter of round Mcisinger® Germany bur sized 18. The first group (K) is a negative control group that was not given anything. The second group (AG) was given Anadara granosa pasta. The third group (AM10) was given Anadara granosa pasta combined with 10% Sardinella longiceps oil. And, the fourth group (AM30) was given Anadara granosa pasta combined with 30% Sardinella longiceps oil. Next, preparations and animal euthanasia were performed on the 7th day after the treatment. The number of osteoblasts then was measured after making preparations for HPA with Hematoxylin eosin staining (HE). Afterward, tabulation of data followed by statistical analysis of Anova and HSD Tukey was carried out. Result: The average number of osteoblasts in Groups K, AG, AM10, and AM30 was 19.00, 34.63, 33.50, and 38.50. The results of Anova test showed a significant difference (p<0.05). Similarly, the results of Tukey-HSD test also showed significant differences (p<0.05) between Group K and all other groups (AG, AM10, and AM30). Nevertheless, there were no significant differences between Group AG and Groups AM10 and AM30, as well as between Group AM10 and Group AM30. Conclusion: The application of the combination of Anadara granosa shell and Sardinella longiceps oil can not increase the proliferation of osteoblasts in the healing process of bone defects.
The periodontal pain paradox: Difficulty on pain assesment in dental patients (The periodontal pain paradox hypothesis)
Haryono Utomo;
Indah Listiana Kriswandini;
Diah Savitri Ernawati
Dental Journal (Majalah Kedokteran Gigi) Vol. 39 No. 4 (2006): December 2006
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en
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DOI: 10.20473/j.djmkg.v39.i4.p143-146
In daily dental practice, the majority of patients’ main complaints are related to pain. Most patients assume that all pains inside the oral cavity originated from the tooth. One particular case is thermal sensitivity; sometimes patients were being able to point the site of pain, although there is neither visible caries nor secondary caries in dental radiograph. In this case, gingival recession and dentin hypersensitivity are first to be treated to eliminate the pain. If these treatments failed, pain may misdiagnose as pulpal inflammation and lead to unnecessary root canal treatment. Study in pain during periodontal instrumentation of plaque-related periodontitis revealed that the majority of patients feel pain and discomfort during probing and scaling. It seems obvious because an inflammation, either acute or chronic is related to a lowered pain threshold. However, in contrast, in this case report, patient suffered from chronic gingivitis and thermal sensitivity experienced a relative pain-free sensation during probing and scaling. Lowered pain threshold which accompanied by a blunted pain perception upon periodontal instrumentation is proposed to be termed as the periodontal pain paradox. The objective of this study is to reveal the possibility of certain factors in periodontal inflammation which may involved in the periodontal pain paradox hypothesis. Patient with thermal hypersensitivity who was conducted probing and scaling, after the relative pain-free instrumentation, thermal hypersensitivity rapidly disappeared. Based on the successful periodontal treatment, it is concluded that chronic gingivitis may modulate periodontal pain perception which termed as periodontal pain paradox
Management of oral focal infection in patients with asthmatic symptoms
Haryono Utomo
Dental Journal (Majalah Kedokteran Gigi) Vol. 39 No. 3 (2006): September 2006
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en
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DOI: 10.20473/j.djmkg.v39.i3.p120-125
Asthma is commonly related to allergic diseases, nevertheless only 40% of asthma patients are related to allergy or atopy. There are some unknown etiologies of asthma that are still in researches. One of the possible causes of asthma is the multiple chemical sensitivity syndrome (MCS) which related to the “neurogenic switching hypothesis”. Since rhinitis, sinusitis and asthma are closely related, treatments which are successfully reduce or eliminate the rhinitis and sinusitis symptoms should also be advantageous to asthma management. There were a lot of sinusitis treatments which reduced asthma symptoms such as nasal corticosteroid, diathermy and surgery. It was also been reported that oral focal infection might cause sinusitis. However, the involvement of oral focal infection in the etiopathogenesis of asthma was seldom discussed. The objective of this study is to propose a mechanism of the relationship between oral focal infection and asthma which is explained by the “neurogenic switching hypothesis”. Two asthmatic patients who also had periodontal disease, pulpal and periapical infection were treated with conventional and/or surgical dental treatments. After the dental and periodontal treatments were completed, the usual triggers of severe asthma attacks such as cold and house dust did not elicit the asthma symptoms. It concluded that regarding to the disappearing of asthma symptoms, the elimination of oral focal infection had a beneficial effect in reducing asthma symptoms.
Evaluation of seat and non-seat post preparation design using conventional and computational methods
G. Subrata;
Z. Hasratiningsih;
E. Kurnikasari;
T. Dirgantara
Dental Journal (Majalah Kedokteran Gigi) Vol. 42 No. 4 (2009): December 2009
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en
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DOI: 10.20473/j.djmkg.v42.i4.p179-184
Background: Design of root canal preparation especially in cervical-third area of the root, is one of many factors involved in the success of post-core restoration. Seat design that is used in Prosthodontics Installation, Faculty of Dentistry, University of Padjadjaran, is in the contrary to minimal preparation design. The root fracture resistance of this design has not been proven yet. Purpose: The aim of this study was to evaluate the root fracture resistance of seat compare to non-seat design, with two different research methods: experimental laboratory and computer simulation with Finite Element Method (FEM). Method: The experimental laboratory investigation used 20 upper central incisors: 10 used seat design and 10 non-seats, with the cast posts cemented in the preparation. The specimens were tested by using Universal Testing Machine with compressive force until the root fracture. The FEM used 2D digital models: seat and non-seat design of maxillary central incisors using a finite element software. The distribution of internal stress caused by static loading 110N at 135° angle with longitudinal axis of the tooth was evaluated. Result: The results of the fracture strength test showed a significant difference (p = 0.05) between the non-seat group (852.27N ± 112.6N) and the seat group (495.78N ± 82.90N). The FEM showed a lower stress concentration in non-seat compare to seat group. This study proved that non-seat distributes stress better than seat design. Conclusion: It can be concluded that the FEM confirmed the result of the laboratory method. Stress concentration will cause fracture, therefore root fracture resistance in the non-seat design was higher than the seat design.
The cleanliness differences of root canal irrigated with 0.002% saponin of mangosteen peel extract and 2.5% NaOCl
Anis Sakinah;
Laksmiari Setyowati;
Devi Eka J
Dental Journal (Majalah Kedokteran Gigi) Vol. 48 No. 2 (2015): June 2015
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en
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DOI: 10.20473/j.djmkg.v48.i2.p104-107
Background: Root canal treatment consists of preparation, sterilization, and obturation. During root canal preparation, debris is smeared over the dentinal surface forming a smear layer. Smear layer will reduce the attachment of root canal filling materials. Organic material in smear layer can be substrated for microorganism. Preparation of root canal should be followed by irrigation. NaOCl is common irrigation solution in endodontics. It has been very effective for their disinfecting and tissue-dissolving properties, but it is incapable of removing the smear layer. On the other hand, saponin of mangosteen peel extract has an ability as a surfactant to lower the surface tension, and it can dissolve debris containing of anorganic and organic materials. Purpose: This study aims to know the differences between 2.5% NaOCl and 0.002% saponin of mangosteen peel extract in removing the debris in the root canal after the preparation procedure. Method: Three groups of teeth (7 teeth in each) were instrumented with K-file and irrigated as follow: group 1 (control) with aquadest; group 2 with 2.5% NaOCl; and group 3 with 0.002% saponin of mangosteen peel extract. Furthermore, those teeth were split horizontally and longitudinally 4mm above the apical. The apical third of root canal walls was observed by a scanning electron microscope (SEM). Result: There were significant differences between each group (p<0.05). Median value of the group 3 was score 1 considered as the smallest value. It indicates that Group 3 with 0.002% saponin of mangosteen peel extract was the cleanest group. Conclusion:It can be concluded that 0.002% saponin of mangosteen peel extract can clean the smear layer of the root canal better than 2.5% NaOCl.
Manufacturing hollow obturator with resilient denture liner on post hemimaxillectomy
Michael Josef Kridanto Kamadjaja
Dental Journal (Majalah Kedokteran Gigi) Vol. 39 No. 1 (2006): March 2006
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en
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DOI: 10.20473/j.djmkg.v39.i1.p16-18
A resilient denture liner is placed in the part of the hollow obturator base that contacts to post hemimaxillectomy mucosa. Replacing the resilient denture liner can makes the hollow obturator has an intimate contact with the mucosa, so it can prevents the mouth liquid enter to the cavum nasi and sinus, also eliminates painful because of using the hollow obturator. Resilient denture liner is a soft and resilient material that applied to the fitting surface of a denture in order to allow a more distribution of load. A case was reported about using the hollow obturator with resilient denture liner on post hemimaxillectomy to overcome these problems.
The use of holmium-yttrium aluminum garnet laser as pit and fissure cleaner
Armasastra Bahar
Dental Journal (Majalah Kedokteran Gigi) Vol. 42 No. 3 (2009): September 2009
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en
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DOI: 10.20473/j.djmkg.v42.i3.p147-150
Background: The prevention and management of pit and fissure caries has become relatively more important in recent times. There is a need for an effective preventive measure against pit and fissure caries. Purpose: The purpose of this study was to investigate the effect of laser beam as a cleaning method of pits and fissures. Methods: Ho-YAG laser which has a wavelength of 2.1 µm was used in this experiment. The specimens were extracted human teeth. The effect of three cleaning methods was examined comparatively by scoring the cleaned area of fissure, namely laser irradiation with Ho-YAG laser, chemico-mechanical with combination of 10% NaOCl and ultrasonic scaler and mechanical with ultrasonic scaler. Vertico-bucco-lingual serial ground sections of each tooth were observed under light microscopy. Scoring the depth of cleaned area was performed by comparing the depth of fissure. result: Progressive result was obtained on the cleaning effect of three methods laser irradiation methods which was the most effective compared to other methods but statistically was not significant. Cleaned area of laser irradiation method was 48.91%, chemico-mechanical method was 41.77% and mechanical method was 36.78%. Conclusion: Holmium -yttrium aluminum garner laser is a relatively new method for pit and fissure cleaning even though the effectivity is not yet maximal. More research is needed to maximize the use of this laser.
The combination of sodium perborate and water as intracoronal teeth bleaching agent
Ananta Tantri Budi
Dental Journal (Majalah Kedokteran Gigi) Vol. 41 No. 4 (2008): December 2008
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en
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DOI: 10.20473/j.djmkg.v41.i4.p186-189
Background: The color change on post-endodontic treated teeth can be overcome by intracoronal tooth bleaching using walking bleach. Some agents used in walking bleach are combination of sodium peroxide and hydrogen peroxide, and combination of sodium perborate and water. Purpose: The objective of this review is to provide information and consideration of using safe and effective bleaching agents in the field of dentistry. Reviews: On one side, the use of sodium perborate and water combination does not cause the reduction of dentin hardness, enamel decay, and root resorbtion. On the other side, the use of sodium perborate and 30% hydrogen peroxide combination indicates that it takes longer time in yielding the proper color of teeth. Conclusion: The use of sodium perborate and water combination as bleaching agents is effective and safe.
Post core restoration after an endodontic treatment
Slamet Soetanto
Dental Journal (Majalah Kedokteran Gigi) Vol. 38 No. 4 (2005): December 2005
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en
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DOI: 10.20473/j.djmkg.v38.i4.p198-200
Disorder after an endodontic treatment of the crown portion of a tooth, needs efforts to restore its function and aesthetic. To support the intention for a restoration, a strengthener and an optimal retention in the root canal become necessary. A strengthener in the root canal is a fabricated dowel which can be directly applied. This technique has been developed by using a fiber substance. A restoration as an effort to return the function of mastication, can also suffer a failure. With a right design, among others the posthole preparation, post-choosing, and the core design, any unfavorable situation can be limited.