Mariyatun Mariyatun, Mariyatun
RSUD Moewardi Surakarta

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THE INFLUENCE OF BOLUS TRIGGERING ACTIVATION DELAY TO RADIATION DOSE AT CT SCAN EXAMINATION OF THE THORAX IN RADIOLOGY OF Dr. MOEWARDI HOSPITAL Indrati, Rini; Mariyatun, Mariyatun; Kurniawan, Andrey Nino
Jurnal Imejing Diagnostik Vol 1, No 1 (2015): Januari 2015
Publisher : Jurusan Teknik Radiodiagnostik dan Radioterapi

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Abstract

Background : Examination of Thorax CT Scan in RSUD Dr.Moewardi is always conducted using bolus triggering technique, where delay of bolus triggering activation done to vary value between 5 - 10 second after contrast media administration using automatic injector with the reason to lessen radiation dose. Purpose of this research is to know influence of  bolus triggering activation delay to radiation dose as well as  to find out  maximal delay value of  bolus triggering activation delay which can be conducted at CT Scan Thorax examination.Methods : This research is experimental method. Data were collected from the observations and the direct examinations on the monitor screen using the CTDIvol dose calculation software. This research is carried out by recording the changes radiation dose value on CTDIvol by changing the value of  bolus triggering activation delay from 0, 2, 4,  6, 8, 10, 12 and 14 second. Data were analyzed using regression test.Results : The result shows that correlation between bolus triggering activation delay towards radiation dose with r = 0,970,  p value < 0,001 and R2 = 0,940. The meaning 94% radiation dose influenced by bolus triggering activation. Delay with regresi equation, Y  = 308,252 - 18,821 DT, showing each every increase of delay bolus triggering activation delay equal to 1 second  will influence to descend dose radiasi equal to 18,821 mGy.Conclusion : Maximum delay to activated bolus triggering is 17 second.
THE INFLUENCE OF BOLUS TRIGGERING ACTIVATION DELAY TO RADIATION DOSE AT CT SCAN EXAMINATION OF THE THORAX IN RADIOLOGY OF Dr. MOEWARDI HOSPITAL Indrati, Rini; Mariyatun, Mariyatun; Kurniawan, Andrey Nino
Jurnal Imejing Diagnostik Vol 1, No 1 (2015): Januari 2015
Publisher : Jurusan Teknik Radiodiagnostik dan Radioterapi

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Background : Examination of Thorax CT Scan in RSUD Dr.Moewardi is always conducted using bolus triggering technique, where delay of bolus triggering activation done to vary value between 5 - 10 second after contrast media administration using automatic injector with the reason to lessen radiation dose. Purpose of this research is to know influence of  bolus triggering activation delay to radiation dose as well as  to find out  maximal delay value of  bolus triggering activation delay which can be conducted at CT Scan Thorax examination.Methods : This research is experimental method. Data were collected from the observations and the direct examinations on the monitor screen using the CTDIvol dose calculation software. This research is carried out by recording the changes radiation dose value on CTDIvol by changing the value of  bolus triggering activation delay from 0, 2, 4,  6, 8, 10, 12 and 14 second. Data were analyzed using regression test.Results : The result shows that correlation between bolus triggering activation delay towards radiation dose with r = 0,970,  p value < 0,001 and R2 = 0,940. The meaning 94% radiation dose influenced by bolus triggering activation. Delay with regresi equation, Y  = 308,252 - 18,821 DT, showing each every increase of delay bolus triggering activation delay equal to 1 second  will influence to descend dose radiasi equal to 18,821 mGy.Conclusion : Maximum delay to activated bolus triggering is 17 second.
THE INFLUENCE OF BOLUS TRIGGERING ACTIVATION DELAY TO RADIATION DOSE AT CT SCAN EXAMINATION OF THE THORAX IN RADIOLOGY OF Dr. MOEWARDI HOSPITAL Indrati, Rini; Mariyatun, Mariyatun; Kurniawan, Andrey Nino
Jurnal Imejing Diagnostik Vol 1, No 1 (2015): Januari 2015
Publisher : Jurusan Teknik Radiodiagnostik dan Radioterapi

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Background : Examination of Thorax CT Scan in RSUD Dr.Moewardi is always conducted using bolus triggering technique, where delay of bolus triggering activation done to vary value between 5 - 10 second after contrast media administration using automatic injector with the reason to lessen radiation dose. Purpose of this research is to know influence of  bolus triggering activation delay to radiation dose as well as  to find out  maximal delay value of  bolus triggering activation delay which can be conducted at CT Scan Thorax examination.Methods : This research is experimental method. Data were collected from the observations and the direct examinations on the monitor screen using the CTDIvol dose calculation software. This research is carried out by recording the changes radiation dose value on CTDIvol by changing the value of  bolus triggering activation delay from 0, 2, 4,  6, 8, 10, 12 and 14 second. Data were analyzed using regression test.Results : The result shows that correlation between bolus triggering activation delay towards radiation dose with r = 0,970,  p value < 0,001 and R2 = 0,940. The meaning 94% radiation dose influenced by bolus triggering activation. Delay with regresi equation, Y  = 308,252 - 18,821 DT, showing each every increase of delay bolus triggering activation delay equal to 1 second  will influence to descend dose radiasi equal to 18,821 mGy.Conclusion : Maximum delay to activated bolus triggering is 17 second.
THE INFLUENCE OF BOLUS TRIGGERING ACTIVATION DELAY TO RADIATION DOSE AT CT SCAN EXAMINATION OF THE THORAX IN RADIOLOGY OF Dr. MOEWARDI HOSPITAL Indrati, Rini; Mariyatun, Mariyatun; Kurniawan, Andrey Nino
Jurnal Imejing Diagnostik Vol 1, No 1 (2015): Januari 2015
Publisher : Jurusan Teknik Radiodiagnostik dan Radioterapi

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Background : Examination of Thorax CT Scan in RSUD Dr.Moewardi is always conducted using bolus triggering technique, where delay of bolus triggering activation done to vary value between 5 - 10 second after contrast media administration using automatic injector with the reason to lessen radiation dose. Purpose of this research is to know influence of  bolus triggering activation delay to radiation dose as well as  to find out  maximal delay value of  bolus triggering activation delay which can be conducted at CT Scan Thorax examination.Methods : This research is experimental method. Data were collected from the observations and the direct examinations on the monitor screen using the CTDIvol dose calculation software. This research is carried out by recording the changes radiation dose value on CTDIvol by changing the value of  bolus triggering activation delay from 0, 2, 4,  6, 8, 10, 12 and 14 second. Data were analyzed using regression test.Results : The result shows that correlation between bolus triggering activation delay towards radiation dose with r = 0,970,  p value < 0,001 and R2 = 0,940. The meaning 94% radiation dose influenced by bolus triggering activation. Delay with regresi equation, Y  = 308,252 - 18,821 DT, showing each every increase of delay bolus triggering activation delay equal to 1 second  will influence to descend dose radiasi equal to 18,821 mGy.Conclusion : Maximum delay to activated bolus triggering is 17 second.
THE INFLUENCE OF BOLUS TRIGGERING ACTIVATION DELAY TO RADIATION DOSE AT CT SCAN EXAMINATION OF THE THORAX IN RADIOLOGY OF Dr. MOEWARDI HOSPITAL Indrati, Rini; Mariyatun, Mariyatun; Kurniawan, Andrey Nino
Jurnal Imejing Diagnostik Vol 1, No 1 (2015): Januari 2015
Publisher : Jurusan Teknik Radiodiagnostik dan Radioterapi

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Background : Examination of Thorax CT Scan in RSUD Dr.Moewardi is always conducted using bolus triggering technique, where delay of bolus triggering activation done to vary value between 5 - 10 second after contrast media administration using automatic injector with the reason to lessen radiation dose. Purpose of this research is to know influence of  bolus triggering activation delay to radiation dose as well as  to find out  maximal delay value of  bolus triggering activation delay which can be conducted at CT Scan Thorax examination.Methods : This research is experimental method. Data were collected from the observations and the direct examinations on the monitor screen using the CTDIvol dose calculation software. This research is carried out by recording the changes radiation dose value on CTDIvol by changing the value of  bolus triggering activation delay from 0, 2, 4,  6, 8, 10, 12 and 14 second. Data were analyzed using regression test.Results : The result shows that correlation between bolus triggering activation delay towards radiation dose with r = 0,970,  p value < 0,001 and R2 = 0,940. The meaning 94% radiation dose influenced by bolus triggering activation. Delay with regresi equation, Y  = 308,252 - 18,821 DT, showing each every increase of delay bolus triggering activation delay equal to 1 second  will influence to descend dose radiasi equal to 18,821 mGy.Conclusion : Maximum delay to activated bolus triggering is 17 second.
THE INFLUENCE OF BOLUS TRIGGERING ACTIVATION DELAY TO RADIATION DOSE AT CT SCAN EXAMINATION OF THE THORAX IN RADIOLOGY OF Dr. MOEWARDI HOSPITAL Indrati, Rini; Mariyatun, Mariyatun; Kurniawan, Andrey Nino
Jurnal Imejing Diagnostik Vol 1, No 1 (2015): Januari 2015
Publisher : Jurusan Teknik Radiodiagnostik dan Radioterapi

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Background : Examination of Thorax CT Scan in RSUD Dr.Moewardi is always conducted using bolus triggering technique, where delay of bolus triggering activation done to vary value between 5 - 10 second after contrast media administration using automatic injector with the reason to lessen radiation dose. Purpose of this research is to know influence of  bolus triggering activation delay to radiation dose as well as  to find out  maximal delay value of  bolus triggering activation delay which can be conducted at CT Scan Thorax examination.Methods : This research is experimental method. Data were collected from the observations and the direct examinations on the monitor screen using the CTDIvol dose calculation software. This research is carried out by recording the changes radiation dose value on CTDIvol by changing the value of  bolus triggering activation delay from 0, 2, 4,  6, 8, 10, 12 and 14 second. Data were analyzed using regression test.Results : The result shows that correlation between bolus triggering activation delay towards radiation dose with r = 0,970,  p value < 0,001 and R2 = 0,940. The meaning 94% radiation dose influenced by bolus triggering activation. Delay with regresi equation, Y  = 308,252 - 18,821 DT, showing each every increase of delay bolus triggering activation delay equal to 1 second  will influence to descend dose radiasi equal to 18,821 mGy.Conclusion : Maximum delay to activated bolus triggering is 17 second.
THE INFLUENCE OF BOLUS TRIGGERING ACTIVATION DELAY TO RADIATION DOSE AT CT SCAN EXAMINATION OF THE THORAX IN RADIOLOGY OF Dr. MOEWARDI HOSPITAL Indrati, Rini; Mariyatun, Mariyatun; Kurniawan, Andrey Nino
Jurnal Imejing Diagnostik Vol 1, No 1 (2015): Januari 2015
Publisher : Jurusan Teknik Radiodiagnostik dan Radioterapi

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Background : Examination of Thorax CT Scan in RSUD Dr.Moewardi is always conducted using bolus triggering technique, where delay of bolus triggering activation done to vary value between 5 - 10 second after contrast media administration using automatic injector with the reason to lessen radiation dose. Purpose of this research is to know influence of  bolus triggering activation delay to radiation dose as well as  to find out  maximal delay value of  bolus triggering activation delay which can be conducted at CT Scan Thorax examination.Methods : This research is experimental method. Data were collected from the observations and the direct examinations on the monitor screen using the CTDIvol dose calculation software. This research is carried out by recording the changes radiation dose value on CTDIvol by changing the value of  bolus triggering activation delay from 0, 2, 4,  6, 8, 10, 12 and 14 second. Data were analyzed using regression test.Results : The result shows that correlation between bolus triggering activation delay towards radiation dose with r = 0,970,  p value < 0,001 and R2 = 0,940. The meaning 94% radiation dose influenced by bolus triggering activation. Delay with regresi equation, Y  = 308,252 - 18,821 DT, showing each every increase of delay bolus triggering activation delay equal to 1 second  will influence to descend dose radiasi equal to 18,821 mGy.Conclusion : Maximum delay to activated bolus triggering is 17 second.
THE INFLUENCE OF BOLUS TRIGGERING ACTIVATION DELAY TO RADIATION DOSE AT CT SCAN EXAMINATION OF THE THORAX IN RADIOLOGY OF Dr. MOEWARDI HOSPITAL Indrati, Rini; Mariyatun, Mariyatun; Kurniawan, Andrey Nino
Jurnal Imejing Diagnostik Vol 1, No 1 (2015): Januari 2015
Publisher : Jurusan Teknik Radiodiagnostik dan Radioterapi

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Background : Examination of Thorax CT Scan in RSUD Dr.Moewardi is always conducted using bolus triggering technique, where delay of bolus triggering activation done to vary value between 5 - 10 second after contrast media administration using automatic injector with the reason to lessen radiation dose. Purpose of this research is to know influence of  bolus triggering activation delay to radiation dose as well as  to find out  maximal delay value of  bolus triggering activation delay which can be conducted at CT Scan Thorax examination.Methods : This research is experimental method. Data were collected from the observations and the direct examinations on the monitor screen using the CTDIvol dose calculation software. This research is carried out by recording the changes radiation dose value on CTDIvol by changing the value of  bolus triggering activation delay from 0, 2, 4,  6, 8, 10, 12 and 14 second. Data were analyzed using regression test.Results : The result shows that correlation between bolus triggering activation delay towards radiation dose with r = 0,970,  p value < 0,001 and R2 = 0,940. The meaning 94% radiation dose influenced by bolus triggering activation. Delay with regresi equation, Y  = 308,252 - 18,821 DT, showing each every increase of delay bolus triggering activation delay equal to 1 second  will influence to descend dose radiasi equal to 18,821 mGy.Conclusion : Maximum delay to activated bolus triggering is 17 second.
MENINGKATKAN HASIL BELAJAR MATEMATIKA PADA MATERI POKOK SIMETRI LIPAT MELALUI MODEL KOOPERATIF TIPE PROBING PROMPTING Mariyatun, Mariyatun
Vidya Karya Jurnal Kependidikan Vol 28, No 2 (2013): Oktober 2013
Publisher : Vidya Karya Jurnal Kependidikan

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Abstract

Classroom action research (CAR) aims to improve mathematics learning outcomes of of 5th grade students of SDN 2 Pembataan in fold symmetry material. On academic year 2011/2012 . Classroom action research carried out in two cycles, and each cycle implemented at three times of learning, where each meeting consists of a 2 hour lesson. The data include student understanding measured using test instruments, process skills measured using observation sheets, student responses measured using a questionnaire, and learning activities measured using observation sheet. Furthermore, the data were analyzed descriptively. Students declared complete when student learning outcomes at 6.5 based on Minimal Mastery Learning Criteria (KKM). Classical completeness is achieved if 80 % of students achieving KKM. The research showed that the implementation of cooperative learning model of probing prompting type in the subject matter of fold symmetry on a flat form in SDN Pembataan improves students’ mastery learning from first cycle to the second cycle, both individual and classical.