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Kajian Keselamatan Paparan Radiasi Penggunaan Dental Sinar-X di Rumah Sakit Akademis Kota Makassar Muh Rusli
Jurnal Imejing Diagnostik (JImeD) Vol. 12 No. 2 (2026): JULY 2026
Publisher : Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31983/jimed.v12i2.15440

Abstract

Background: This study was designed to evaluate radiation-safety conditions related to exposure from dental X-ray procedures at the Radiology Unit of Akademis Hospital Makassar. In routine clinical practice, variations in distance, exposure time, and positioning can influence the amount of scattered radiation received by surrounding areas. Given the importance of maintaining exposure levels within recommended safety limits, an assessment of dose accuracy at different measurement points was carried out. Methods: Radiation measurements were conducted at a fixed tube potential of 70 kV and a tube current of 9 mA. Dose readings were taken at four distances (1 m, 2 m, 3 m, and 4 m) and under four exposure-time settings (0.15 s, 0.19 s, 0.23 s, and 0.27 s). Measurements were also performed from four directions relative to the X-ray source—front, left, right, and rear. All data were recorded using standardized dosimetric procedures to determine which combination yielded optimal dose accuracy. Results: The analysis showed that the most favorable dose accuracy was obtained at a distance of 3 meters with an exposure time of 0.19 seconds, measured from the posterior direction. Under these conditions, the recorded dose was 0.87 µSv/h, representing the most stable and reliable value among all tested variations. Conclusions: The findings indicate that maintaining a distance of at least 3 meters, combined with appropriate exposure-time selection, can significantly enhance dose accuracy and improve radiation-safety conditions in dental X-ray environments. These results highlight the importance of optimizing positioning and exposure parameters to support safer radiographic practice. Keywords: Dental X-ray; radiation safety, dose accuracy, exposure parameters, scattered radiation; dosimetry; distance variation
Evaluation of Radiation Protection Practices in a Conventional Radiography Room at RSKD Ibu dan Anak Pertiwi Muh Rusli; Zulkifli Tri Darmawan; Herlinda Mahdania Harun; Sitti Normawati; Indah Musdalifah; Melinda Melinda
Media Ilmiah Kesehatan Indonesia Vol. 4 No. 3 (2026): SEPTEMBER
Publisher : Pakis Journal Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58184/miki.v4i3.1005

Abstract

The use of ionizing radiation in diagnostic radiographic examinations poses biological risks, particularly among vulnerable groups such as pediatric patients and women of reproductive age. Therefore, the implementation of radiation safety and protection standards is an essential aspect of radiological services. This study aimed to evaluate the implementation of radiation safety protection standards in the conventional radiography examination room of the Radiology Installation at RSKD Ibu dan Anak Pertiwi. This study employed a qualitative descriptive design involving three radiographers as key informants selected through purposive sampling. Data were collected through checklist-based observations, in-depth interviews, exploratory questionnaires as supporting data, and document reviews. Data analysis was performed using source and technique triangulation. The findings revealed a gap between the implementation of radiation protection practices in the field and the requirements stipulated in BAPETEN Regulation No. 4 of 2020. The main discrepancies were identified in the limited availability of specific Personal Protective Equipment (PPE), including thyroid shields, gonadal shields, lead glasses, and lead gloves, although individual dose monitoring using TLD badges had been implemented. The available lead aprons also require specification verification because they were recorded as having a thickness of 0.2 mm Pb, whereas the recommended minimum standard is 0.25 mm Pb. The physical shielding of the examination room had met the applicable technical requirements. This study concludes that the provision of standardized PPE and the improvement of radiation protection competencies through regular training are necessary to support the implementation of the radiation optimization principle of As Low As Reasonably Achievable (ALARA).