Cahya, Intan
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DOSE OPTIMIZATION WITH mAs REDUCTION OF 15% USING COMPUTED RADIOGRAPHY ON RADIOGRAPHIC EXAMINATIONS PELVIC AP PROJECTION Cahya, Intan; Irsal, Muhammad; Heru A., Nursama; Gunawati S., Shinta; Widiatmoko, Mahfud Edy
Journal of Vocational Health Studies Vol. 6 No. 1 (2022): July 2022 | JOURNAL OF VOCATIONAL HEALTH STUDIES
Publisher : Faculty of Vocational Studies, Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/jvhs.V6.I1.2022.24-29

Abstract

Background: Routine pelvic radiograph examination commonly performed in diagnostic radiology services is a pelvic examination of anteroposterior projection (AP). This results in direct exposure to ionizing radiation to the internal organs in the lower abdomen, especially the reproductive organs. Purpose: Optimizing the dosage of AP projection pelvic radiographs. Method: Research is conducted quantitatively and used experimental approach with an analysis of 15% mAs reduction from the standard mAs value on AP projection pelvic examination on radiation dose and image quality using anthropomorphic phantoms. The radiation dose analysis uses the exposure index indicator. In contrast, the image quality uses the Visual Grading Analysis method, then it was continued with the Kappa Cohens test to determine the level of agreement between 2 respondents. Result: The exposure factor with the mAs value reduced by 15% from the standard exposure factor on the AP projection pelvic radiography affected the decrease in the value exposure index. The EI value generated from the optimization exposure factor shows a decrease to 300 EI, which means the dose produced is only half of the standard exposure factor dose but still produces an acceptable image, as evidenced by the VGA score. As an assessment of image quality. In this study, there was no significant difference with range VGA scores 1,7. Besides that, the test had the Kappa Cohens level of agreement with a value of 0.5-0.8. Conclusion: All images resulting from the 15% mAs value reduction variation can be used as a diagnostic assessment.
Challenges in Implementing the Merdeka Curriculum in Early Childhood Education: A Case Study in Kindergarten Cahya, Intan; Kamariah Hasis, Pertiwi; Mahmudah BuluÔÇÖ, Rifa'ah
Journal of Islamic Education Students (JIES) Vol. 5 No. 1: May 2025
Publisher : Universitas Islam negeri Mahmud Yunus Batusangkar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31958/jies.v5i1.15175

Abstract

The Merdeka Curriculum in Indonesia offers flexibility in the implementation of learning; however, its application at the Early Childhood Education (PAUD) level faces various challenges. This study aims to describe the implementation of the Merdeka Curriculum at TK Andi Bintang, Palopo City, highlighting the challenges encountered during its execution. A qualitative descriptive approach was employed, with data collected through observations, interviews, and documentation. The collected data were analyzed using thematic analysis techniques. The findings indicate that despite the curriculum's implementation, significant challenges persist, including limited resources, inadequate facilities, insufficient teacher understanding of the curriculum, and low parental involvement in the learning process. These challenges impact the effectiveness of the curriculum implementation, although the potential for children's development remains evident if these issues are addressed. The study emphasizes the need for further efforts to enhance teachers' understanding, improve facilities, and strengthen parental support in children's learning.