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Length of cranial base and total face height in cephalograms for sex estimation in Indonesia Ramadhani, Nabila Almira; Widyaningrum, Rini; Gracea, Rellyca Sola; Ningtyas, Aini Hasibah; Mudjosemedi, Munakhir
Dental Journal (Majalah Kedokteran Gigi) Vol. 57 No. 2 (2024): June
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/j.djmkg.v57.i2.p97-101

Abstract

Background: Sex estimation is the first step in identifying bodies following disasters or accidents. Craniometric analysis of lateral cephalograms can be used in the process. Among the measurements that can be used are the length of cranial base, determined by Basion–Nasion (Ba-N) length, and the total face height, determined by the Nasion–Menton (N-M) length, which can highlight significant differences between men and women. Purpose: This study aimed to determine the differences in length of cranial base and total face height measurements between men and women and to demonstrate how these two measurements can be used for sex estimation in the Indonesian population. Methods: This cross-sectional study employed a patient database from the dental hospital of Universitas Gadjah Mada. The study sample consisted of 116 cephalograms taken of 58 men and 58 women aged 20–40 years. The linear measurements were taken using EzDent-I Vatech software. Results: The mean cranial base length measurements in the men and women groups were 103.83 ± 4.37 and 96.01 ± 3.80 mm, respectively, whereas the total face height measurements were 121.03 ± 7.26 and 111.23 ± 5.09 mm, respectively. The Mann–Whitney U-Test revealed a significant difference (p < 0.05) between the groups. Logistic regression showed that the two measurements can be used to form an equation for sex estimation with an accuracy of 88.8%. Conclusion: Length of cranial base (Ba-N) and total face height (N-M) measurements from lateral cephalograms can accurately be used for sex estimation. Further research among specific populations is required to develop accurate methods for sex estimation employing morphometric examination on radiographs.
Comparison of mandibular ramus and mental foramen among men and women: a study of panoramic radiographs in dental hospital of universitas gadjah mada Salsabilla, Nadira; Widyaningrum, Rini; Diba, Silviana Farrah
Odonto : Dental Journal Vol 9, No 2 (2022): December 2022
Publisher : Faculty of Dentistry, Universitas Islam Sultan Agung

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (350.345 KB) | DOI: 10.30659/odj.9.2.215-221

Abstract

Background: The identification of victims is becoming an integral part of forensic investigations. The initial step in forensic identification is sex determination. Using panoramic radiographs, it is possible to determine the height of the mandibular ramus and the distance to the mental foramen for the purpose of sex determination. This study aimed to compare the mandible ramus height and mental foramen distance on panoramic radiographs between men and women.Method: This study utilized 70 panoramic radiographs of complete mandibular dentition from 35 men and 35 women aged 20 to 40 years. The samples were obtained from Dental Hospital of Universitas Gadjah Mada.Result: The average height of mandible ramus in male and female groups were 58.39±2.25 mm and 53.14±2.66 mm, respectively. The distance of the mental foramen was 12.68±1.63 mm in the male group and 10.83±1.23 mm in the female group. The Independent Sample t-test revealed that the p value for the difference between men and women in ramus height and mental foramen distance was 0.000 (p<0.05).Conclusion: Based on the result of this study, both the height of the mandible ramus and the distance of mental foramen on a panoramic radiograph differ significantly between males and females.
Diagnosis of Proximal Dental Caries Using Intraoral and Extraoral Bitewing Radiographs: A Narrative Review Indira Aqlyya Oktavian; Rini Widyaningrum; Rellyca Sola Gracea
Journal of Indonesian Dental Association Vol. 6 No. 1 (2023): April
Publisher : Indonesian Dental Association

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32793/jida.v6i1.886

Abstract

Radiographic examination using intraoral bitewing (IOBW) radiography is an ideal examination to detect proximal carious lesions. Besides the risk of triggering gag reflex, the IOBW technique is susceptible to SARS-CoV-2 virus transmission through saliva-contaminated film or digital sensor. Examination using intraoral techniques during the COVID-19 pandemic should be avoided to minimize cross-contamination of the SARS-CoV-2 virus. The alteration from using IOBW to extraoral bitewing (EOBW) radiography can be a promising alternative to overcome these problems. This review article aims to describe the advantages of the EOBW technique and compares diagnostic performance of IOBW and EOBW radiographs in detecting proximal dental caries. The databases used for literature searching in the review include Google Scholar, PubMed, and Science Direct. The inclusion criteria were original articles, case reports, and English and Indonesian scientific textbooks published from 2010 to 2021. The exclusion criteria were article reviews and original articles that did not contain research methods. A total of 29 literatures were discussed in this narrative review. The EOBW technique is recommended during the COVID-19 pandemic to reduce the risk of cross-contamination in dental radiography. This technique ensures the patient for a more comfortable procedure, with shorter time needed and a wider field of view that allows it to be used to detect bone loss in the alveolar crest. Sensitivity, specificity, and area-under-curve in the IOBW technique were higher than in the EOBW. Nevertheless, EOBW shows good accuracy, so it can be used as an alternative technique for patients who find it difficult to undergo the IOBW technique, especially during the COVID-19 pandemic.
Pengaruh Pemberian Agen Kontras Pewarna Sintetik pada Jaringan Biologis terhadap Hasil Pencitraan Fotoakustik Miftahul Janna; Mitrayana Mitrayana; Rini Widyaningrum
INDONESIAN JOURNAL OF APPLIED PHYSICS Vol 12, No 2 (2022): October
Publisher : Department of Physics, Sebelas Maret University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13057/ijap.v12i2.57219

Abstract

An experiment to investigate the influence of synthetic dye contrast agent in photoacoustic imaging of biological tissue was conducted in this study. This study uses a simple phocoacoustic imaging system consists of three main components, i.e., a diode laser, condenser microphone, and a custom-build X-Y stage. Characterization was performed on the main components of the system to obtain the appropriate settings on imaging the biological tissue in this study. The results of the optimal frequency and duty cycle for laser modulation in this study were 19000 Hz and duty cyle of 40%, respectively. The addition of a contrast agent aims to improve the quality of the image by comparing the sample with methylene blue contrast agent, the sample with methyl red and the sample without contrast agent. The increases of acoustic intensity level is in proportion with the contrast agent concentration. The difference in the photoacoustic images reveal that the sample with methylene blue contrast agent has the highest acoustic intensity level compared to both sample with methyl red contrast agent and the sample without contrast agent. Therefore, this research proves that a photoacoustic imaging system can be developed to image biological tissue with a contrast agent and methylene blue has greater potential than methyl red to be used as a contrast agent in photoacoustic imaging.
Hubungan antara Jumlah Gigi dan Jumlah Oklusi Gigi Posterior dengan Kekuatan Genggaman Tangan pada Populasi Lansia di Yogyakarta Vega, Christia Aye Waindy; Nur’aini, Bekti; Priyono, Bambang; Widita, Elastria; Hanindriyo, Lisdrianto; Agustina, Dewi; Naritasari, Fimma; Widyaningrum, Rini; Rodestawati, Budi
Jurnal Kesehatan Vokasional Vol 8, No 2 (2023): May
Publisher : Sekolah Vokasi Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/jkesvo.76423

Abstract

Latar Belakang: Penurunan jumlah gigi dan oklusi gigi posterior dapat memengaruhi kemampuan mengunyah yang dapat berakibat pada berkurangnya asupan nutrisi. Hal ini dapat berdampak pada aktivitas otot, terutama masa dan kekuatan otot yang tercermin melalui kekuatan genggaman tangan.Tujuan: Mengetahui hubungan antara jumlah gigi dan jumlah oklusi gigi posterior dengan kekuatan genggaman tangan populasi lansia di Yogyakarta.Metode: Penelitian observasional dengan rancangan cross sectional dilakukan pada 75 lansia berusia ≥60 tahun. Pemeriksaan rongga mulut dilakukan oleh empat dokter gigi terlatih. Pemeriksaan Indeks Masa Tubuh dan pemeriksaan fisik dilakukan oleh dua higienis gigi terlatih. Gigi dihitung dengan menjumlahkan gigi asli, jumlah oklusi gigi dihitung menggunakan Index Eichner’s. Indeks Masa Tubuh (IMT) dihitung dengan satuan kg/m2. Kekuatan genggaman tangan diukur menggunakan hand dynamometer dalam satuan kilogram. Tingkat aktivitas fisik dievaluasi menggunakan kuesioner terstandar IPAQ. Uji chi-square dan regresi logistik digunakan untuk mengetahui hubungan antara jumlah gigi, jumlah oklusi gigi dan variabel covariat dengan kekuatan genggaman tangan.Hasil: Uji Chi-square menunjukkan tidak terdapat perbedaan kekuatan genggaman tangan antara subjek yang memiliki jumlah gigi ≥20 dan <20 serta antara subjek dengan ≥2 dan <2 zona oklusi gigi posterior. Faktor risiko penurunan kekuatan genggaman tangan adalah aktivitas fisik (OR= 6,342, p=0,010). Kesimpulan: Mempertahankan jumlah gigi ≥20 dan aktivitas fisik bermanfaat untuk mempertahankan kesehatan oral dan sistemik.