Determination of diagnostic reference level (DRL) on computed tomography (CT) non contrast examination

Monitoring patient doses on CT Scans in hospitals very important, it must be monitored periodically especially in DRL monitoring of CT Examination. There is still a need for socialization regarding the need for radiation monitoring of high dose radiation in CT Scan used. The DRL was related to effor...

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Main Authors: Mulyati Sri, Rasyid Rasyid, Daryati Siti, Latifah Leny
Format: Article
Language:English
Published: EDP Sciences 2025-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/05/e3sconf_icenis2024_02009.pdf
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author Mulyati Sri
Rasyid Rasyid
Daryati Siti
Latifah Leny
author_facet Mulyati Sri
Rasyid Rasyid
Daryati Siti
Latifah Leny
author_sort Mulyati Sri
collection DOAJ
description Monitoring patient doses on CT Scans in hospitals very important, it must be monitored periodically especially in DRL monitoring of CT Examination. There is still a need for socialization regarding the need for radiation monitoring of high dose radiation in CT Scan used. The DRL was related to efforts to optimize radiation protection must be monitored periodically on CTDI Vol and DLP for lowest possible dose and optimum image quality results. Determination of DRL values from 75% percentile from recording mean CTDI vol and total DLP MSCT examination of head and abdomen non-contrast. The overall results obtained from the Head MSCT examination DRL as follows: DRL on CTDI Vol from Quarters I-IV obtained 63.45 mGy, exceeding the standards IDRL requirement of 60 mGy. Meanwhile, DRL in DLP Total from Quarters I-IV was 1005.05-1096.45 mGy.cm which was lower than IDRL 1275 mGy.cm. Meanwhile, the results of the DRL on theAbdominal MSCT are as follows: Quarter I-IV is 9.35-10.31 mGy below the IDRL that was17 mGy. Meanwhile, local DRL from QuartersI-IV obtained: 401.34 - 428.73 mGy.cm below IDRL which was 885 mGy.cm, its suitable with Decree of the Head of Bapeten Number 1211/K/V/2021.
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institution Kabale University
issn 2267-1242
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publishDate 2025-01-01
publisher EDP Sciences
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series E3S Web of Conferences
spelling doaj-art-42fd9ab85d294121a10d91419b3d1ec52025-02-05T10:49:10ZengEDP SciencesE3S Web of Conferences2267-12422025-01-016050200910.1051/e3sconf/202560502009e3sconf_icenis2024_02009Determination of diagnostic reference level (DRL) on computed tomography (CT) non contrast examinationMulyati Sri0Rasyid Rasyid1Daryati Siti2Latifah Leny3Poltekkes Kemenkes Semarang, Tirto Agung Street Pedalangan, Banyumanik, SemarangPoltekkes Kemenkes Semarang, Tirto Agung Street Pedalangan, Banyumanik, SemarangPoltekkes Kemenkes Semarang, Tirto Agung Street Pedalangan, Banyumanik, SemarangPoltekkes Kemenkes Semarang, Tirto Agung Street Pedalangan, Banyumanik, SemarangMonitoring patient doses on CT Scans in hospitals very important, it must be monitored periodically especially in DRL monitoring of CT Examination. There is still a need for socialization regarding the need for radiation monitoring of high dose radiation in CT Scan used. The DRL was related to efforts to optimize radiation protection must be monitored periodically on CTDI Vol and DLP for lowest possible dose and optimum image quality results. Determination of DRL values from 75% percentile from recording mean CTDI vol and total DLP MSCT examination of head and abdomen non-contrast. The overall results obtained from the Head MSCT examination DRL as follows: DRL on CTDI Vol from Quarters I-IV obtained 63.45 mGy, exceeding the standards IDRL requirement of 60 mGy. Meanwhile, DRL in DLP Total from Quarters I-IV was 1005.05-1096.45 mGy.cm which was lower than IDRL 1275 mGy.cm. Meanwhile, the results of the DRL on theAbdominal MSCT are as follows: Quarter I-IV is 9.35-10.31 mGy below the IDRL that was17 mGy. Meanwhile, local DRL from QuartersI-IV obtained: 401.34 - 428.73 mGy.cm below IDRL which was 885 mGy.cm, its suitable with Decree of the Head of Bapeten Number 1211/K/V/2021.https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/05/e3sconf_icenis2024_02009.pdf
spellingShingle Mulyati Sri
Rasyid Rasyid
Daryati Siti
Latifah Leny
Determination of diagnostic reference level (DRL) on computed tomography (CT) non contrast examination
E3S Web of Conferences
title Determination of diagnostic reference level (DRL) on computed tomography (CT) non contrast examination
title_full Determination of diagnostic reference level (DRL) on computed tomography (CT) non contrast examination
title_fullStr Determination of diagnostic reference level (DRL) on computed tomography (CT) non contrast examination
title_full_unstemmed Determination of diagnostic reference level (DRL) on computed tomography (CT) non contrast examination
title_short Determination of diagnostic reference level (DRL) on computed tomography (CT) non contrast examination
title_sort determination of diagnostic reference level drl on computed tomography ct non contrast examination
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/05/e3sconf_icenis2024_02009.pdf
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AT rasyidrasyid determinationofdiagnosticreferenceleveldrloncomputedtomographyctnoncontrastexamination
AT daryatisiti determinationofdiagnosticreferenceleveldrloncomputedtomographyctnoncontrastexamination
AT latifahleny determinationofdiagnosticreferenceleveldrloncomputedtomographyctnoncontrastexamination