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Jurnal Imejing Diagnostik
Published by Poltekkes Kemenkes Semarang
ISSN : 2356301X     EISSN : 26217457     DOI : -
Core Subject : Health,
Health Professions Medicine & Pharmacology
Jurnal Imejing Diagnostik (JImeD) memuat tulisan ilmiah dalam bidang radiologi berupa hasil penelitian dan non penelitian (konseptual). Jurnal Imejing Diagnostik (JImeD) terbit 2 kali dalam satu tahun yaitu pada bulan Januari dan Juli oleh Jurusan Teknik Radiodiagnostik dan Radioterapi, Politeknik Kesehatan Kemenkes Semarang. Jurnal Imejing Diagnostik (JImeD) memuat artikel ilmiah dalam bidang radiologi, meliputi : radiografi konvensional, digital radiografi, CT scan, MRI, kedokteran nuklir, radioterapi dan ilmu lainnya yang berkaitan dengan radiologi.
Arjuna Subject : -
Articles 268 Documents
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Pengukuran Laju Paparan Radiasi pada Perisai Radiasi Ruang Panoramik di Instalasi Radiologi Rumah Sakit Islam Klaten Raih Sutejo; Siti Daryati
Jurnal Imejing Diagnostik (JImeD) Vol 2, No 2: July 2016
Publisher : Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31983/jimed.v2i2.3177

Abstract

Background: Research about the measurement of radiation exposure rate on panoramic radiation shield in Radiology Installation of Klaten Islamic Hospital has been conducted. The background of this research is in the panoramic room there is a veil that has a gap on the bottom as high as 20 cm. The purpose of this research is to know the rate of radiation exposure on radiation panoramic shield in Radiology Installation of Klaten Islamic Hospital and the application of radiation protection system to the room.Methods: This research type is quantitative with survey approach that is writer do observation, documentation and measurement of exposure rate of radiation at controlled and uncontrolled area by doing measurement at two state that is before exposure (background radiation) and after exposure. The data obtained are then analyzed descriptively to declare a safe examination room or not for workers and the general public by comparing the measurement results with UNSCEAR and NCRP report No. 147.Result: The value of the background exposure rate in the panoramic chamber of the Klaten Hospital Radiology Installation exceeds the value of the background dose rate based on the location of the height of an area according to UNSCEAR. The background exposure value in the panoramic space ranges from 0.14 to 0.175 μGy/hour. The actual radiation exposure measurements at point A is 0.00021 mGy/hour, point B is 0.000175 mGy/h, point C is 0 mGy/hour, point D is 0 mGy/hour, point E is 0.000105 mGy/hour, point G is 0,000735 mGy/hour. These six results have not exceeded the NCRP report no. 147 is for controlled areas 0.0025 mGy / hr and uncontrolled area 0.0005 mGy / hr.
Analisis Variasi Time Repetition (TR) terhadap Signal to Noise Ratio dan Contrast to Noise Ratio pada Pemeriksaan MRI Cervical T2 Weighted Fast Spin Echo (FSE) Potongan Sagital Rini Indrati; Heriansyah Heriansyah; Wakhrudin Wakhrudin
Jurnal Imejing Diagnostik (JImeD) Vol 2, No 1: January 2016
Publisher : Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31983/jimed.v2i1.3168

Abstract

Background: Time Repetition (TR) is one parameter that can affect the value of Signal to Noise Ratio (SNR) and Contrast to Noise Ratio (CNR). The purpose of this research is to know the effect of variation of TR value on SNR and CNR on cervical MRI examination with Sagital T2 Weighted Fast Spin Echo sequence and to know the most optimal TR value from the variation of TR value to SNR and CNR on cervical MRI examination with Sagital T2 Weighted Fast Spin Echo.Methods: The type of this study was experimental study. The study was conducted using MRI 1.5 Tesla at Kasih Ibu Denpasar Hospital. Data were 40 MRI cervical images of sagital Fast Spin Echo from 10 volunteers with four variations of TR (2500 ms, 3000 ms, 3500 ms, and 4000 ms). The SNR and CNR values are measured by identifying the Region of Interest (ROI) in the corpus, discus, cerebro spinal fluid (CSF), and medula spinalis regions to obtain the average signals and compared with the mean deviation of the background. Data was analyzed by regression test to know the influence and by Anova test.Results: The result of the research showed that there was the influence of TR value to SNR and CNR of MRI Cervical Sagital T2 FSE. There was a strong correlation between the variation of TR values with SNR and CNR Cervical with p-value 0.05, the optimal TR value obtained in Cervical Sagital T2 FSE anatomical image on MRI 1,5 Tesla modality was 3500 ms.Conclusion: Time Repetition affected the signal to noise ratio and contrast to noise ratio. TR 3500 ms produced the most optimal cervical MRI image quality.
Rancang Bangun Alat Pengujian Focus Film Distance (FFD) Andrey Nino Kurniawan
Jurnal Imejing Diagnostik (JImeD) Vol 3, No 2: July 2017
Publisher : Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31983/jimed.v3i2.3191

Abstract

Background : Focus film distance (FFD) settings may affect the quality of radiograph, such as: density of the film, contrast, the intensity of x-ray radiation, detail and distortion of the image of the object, so that should be done appropriately. However, in practice, focus markers are often not given, lost or covered by accessories in x-ray tubes, so the technologist difficulties in determining the location of the focal point. It will make the technologist in the measurement of FFD done by measuring the approximate location of the focal point to the receptors. And yet there is a special tool that can be used to measure the accuracy of the settings of the FFD.Methods : The research will focus on the design of FFD measurement tools using acrylic materials, copper wire and small iron balls. Research methods is experimental with trial and error design, tool architecture will be done some test functions, include: Test of acrillic material (radiograph image), copper wire alignment test, test of steady ball of iron ball, FFD measure test. Evaluation is done by comparing wire image measurement with mathematical calculation using magnification formula.Results : The results of this research is the formation of FFD testing tool that is made has dimensions of 18 cm x 10 cm x 20 cm using acrillic material wich inside the part there is wire measuring 2 cm, 10 cm, and 16 cm and two iron balls are mutually perpendicular. The function test of the device is obtained as follows: the test of acrilic material in the radiographic image has been able to distinguish the acrylic material with wire and iron ball so as not to interfere with the measurement of the length of the wire image; copper wire alignment test found that the position of each wire mounted on plate A is aligned and is 20 cm from the bottom of the tool; the steady iron ball deformity test on plate A and plate B is straight-forward
Analisis Penolakan dan Pengulangan Citra Radiografi pada Modalitas Computed Radiography AGFA CR 35-X di Instalasi Radiologi RSUD DR. R. Goeteng Taroenadibrata Purbalingga Ikko Justian Fajarrissetyo; Panji Wibowo Nurcahyo; Asri Indah Aryani
Jurnal Imejing Diagnostik (JImeD) Vol 1, No 2: July 2015
Publisher : Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31983/jimed.v1i2.3159

Abstract

Background: Reject film analysis program is a systematical process to count repeated images and determine the cause of the repeat, so it could be minimalized or banished even. This research aims to find out the reject percentage, cause of each reject percentage and the efforts to reduce it.Method: This research was a quantitative model with descriptive approach. The research has been done in February, April and May of 2016. Data were obtained from observation, documentation and interview with three radiographers. Data was analyzed by Paretto’s diagram to identify the influence of each cause.Results: In February, April and May by orders the percentage of the radiographic images reject and repeat are 4,86%, 4,65%, 6,95%. The factors of digital images reject and repeat were patient’s position (1,65%, 1,05%, 0,84%), uncorrect exposure value (1,30%, 0,98%, 1,87%), miscellaneous reasons  (0,35%, 0,38%, 0,28%), too narrow collimation  (0,26%, 0,68%, 0,47%), unsharpness (0,17%, 0,0%, 0,0%), digiscan fault (0,09%, 0,30%, 0,84%) and x-ray equipment’s fault (0,09%, 0,38%, 0,65%). Meanwhile in radiographic film factor, unwanted film  (0,61%, 0,30%, 0,67%), printer’s fault (0,35%, 0,08%, 0,95%), patient’s position (0,0%, 0,23%, 0,0%), miscellaneous  reasons  (0,0%,  0,23%,  0,19%),  too  narrow  collimation (0,0%, 0,0%, 0,90%) and unsharpness (0,0%, 0,08%, 0,0%).Conclusion: The efforts to reduce radiographic images reject and repeat were applying effective communications with patients and their family and taking notes whenever a failure occurs
Kualitas Citra CT Abdomen Non Kontras Berdasarkan Variasi Rotation Time (Studi Penelitian dengan Menggunakan Phantom) Dyah Arum Larasati; Gatot Murti Wibowo; Sri Mulyati
Jurnal Imejing Diagnostik (JImeD) Vol 3, No 1: January 2017
Publisher : Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31983/jimed.v3i1.3182

Abstract

Backgroud: Has conducted research in Radiology Department of RS Telogorejo Semarang regarding image quality of CT Abdomen non contrast based on variations of rotation time in phantom, especially noise and spatial resolution. This study was conducted to determine the difference in rotation time variation of the image quality (noise and spatial resolution) on a non-contrast CT abdomen and know the value rotation time is used in order to produce optimal image quality with the variations of the rotation time of 0.5 s, 0, 6 s, 0.7 s, 0.8 s, 0.9 s and 1.0 s.Methods: This research is a quantitative study with an experimental approach. Data have been collected from December 2016 to January 2017 in Radiology Department of RS Telogorejo Semarang. CT abdomen non-contrast examinations performed by using the modality of 64 slice CT scan and the data collected by assessing noise and spatial resolution in phantom. Further, data were tested with data normality test then the statistical test by Kruskal Wallis test has been used to determine the difference in image quality was noise and spatial resolution on non-contrast abdominal CT followed by Post Hoc test Mann Whitney on spatial resolution to determine a significant difference between the variation of rotation time .Results: The results of this study showed significant differences in spatial resolution with p value 0.001 and there were no significant difference in the value of noise with p value 0.001 non-contrast abdominal CT.Conclusion: Values optimal rotation time for CT Abdomen non contrast with variation of the rotation time are 0.5 s, 0.6 s, 0.7 s, 0.8 s, 0.9 s and 1.0 s for the spatial resolution is 0.6 s and 1.0 s for the noise.
Optimalisasi Informasi Citra T1 W1 Post-Contrast Dengan Fat Saturation dan Pengaturan Time Repetition: Studi pada Pemeriksaan Magnetic Resonance Imaging Brain dengan Kasus Tumor Akhmad Haris Sulistiyadi; Ari Suwondo; Sugiyanto Sugiyanto
Jurnal Imejing Diagnostik (JImeD) Vol 1, No 1: January 2015
Publisher : Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31983/jimed.v1i1.3149

Abstract

Background: Fat saturation is an alternative technique to improve image information in T1 WI post contrast MRI of brain tumor. It can increase lesion conspituity by suppressing normal tissue’s signal. To optimize image information by using fat saturation, selection of Fat Saturation type and Time Repetition (TR) value are important.Objectives: to analyze the differences in T1 WI post-contrast image information in MRI of brain tumor in various type of Fat Saturation and TR value.Methods: Experimental study with factorial design conducted in  Telogorejo Hospital-Semarang. Nine combinations (9 groups) of three Fat Saturation types (none, weak, and strong) by three TR values (700 ms, 750 ms, and 800 ms) were given to 12 patients of MRI brain tumor. Image informations were assessed by measuring  SNR (white matter, gray matter, lesions, surrounding tissue), CNR (white matter- gray matter, white matter-CSF, gray matter-CSF, lesion- surrounding tissue), lesion conspituity, artifacts, and contrast image in general.Results: The results showed that there were significant differences in SNR of white matter, gray matter, and in surrounding tissue (p 0.05); CNR of white matter-CSF, gray matter-CSF, lesion-tissue surrounding tissue (p 0.05); and lesion conspituity (p 0.05) between groups with no sat fat, weak fat sat, and strong fat sat. There were significant differences in SNR of white matter, gray matter, and surrounding tissue (p 0.05); and CNR of white matter-CSF, gray matter-CSF, and lesion- surrounding tissue (p 0.05) between group TR 700 ms, TR 750 ms, and TR 800 ms.Conclusion: Combination of strong fat saturation and TR 700 ms can produce the most optimal image information.
Analisis Informasi Citra MRI Vertebra Servikal Potongan Axial dengan Penggunaan Flow Compensation antara Pembobotan T2 Sekuens Turbo Spin Echo (TSE) dan gradient echo (GRE) Ardi Soesilo Wibowo; Ary Kurniawati; Hernastiti Sedya Utami
Jurnal Imejing Diagnostik (JImeD) Vol 2, No 2: July 2016
Publisher : Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31983/jimed.v2i2.3173

Abstract

Background: Magnetic Resonance Imaging (MRI) examination of the cervical spine axial slices with T2 weighted flow is often contained artifacts that interfere image result, so it uses flow compensation technique. Axial slices of T2 weighted may use TSE or GRE sequences. This research aims to determine differences in MRI image information of cervical spine axial slices using flow compensation between T2 weighted turbo spin echo (TSE) and gradient echo (GRE) sequences and to get better image information between that both sequences.Methods: This research was a quantitative study with an experimental approach. Data were collected from May to June 2016 in Radiology Installation of Haji Surabaya Hospital using a questionnaire to three respondents. Data were analyzed by statistical tests with SPSS 16 software using Wilcoxon test to determine differences level in image information between T2 weighted TSE and GRE sequences, mean rank value from Wilcoxon test and crosstabulation test to get better image information.Results: There were differences in MRI image information of cervical spine axial slices with using flow compensation between T2 weighted TSE and GRE sequences with p-value was 0.005 (p 0.05). This difference was due to the differences of parameter characteristics between both sequences and T2* GRE was more sensitive to flow to the organ than the TSE. Better MRI image information of cervical spine axial slices using flow compensation was T2* GRE sequence shown by the mean rank 5.50.T2*. GRE was better than T2 TSE because it could show the anatomy of the cervical clearly and informatively, the anatomy of the spinal cord, CSF, neural foramen, intraforaminal structure, corpus vertebrae, disc and the minimum artifacts. While on the anatomy of the facet joint was no significant difference between the TSE and GRE sequences.Conclusion: There were differences in the MRI image information of cervical spine axial slices using flow compensation between T2 weighted TSE and GRE sequences. Better image information was T2* GRE sequence.
Analisis Image Noise dan Nilai Dosis Radiasi Penggunaan Aplikasi Care Dose 4D dan Non Care Dose 4D pada Pesawat MSCT Siemens Tito Aditya Resmana; Darmini Darmini; Sigit Wijokongko
Jurnal Imejing Diagnostik (JImeD) Vol 3, No 2: July 2017
Publisher : Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31983/jimed.v3i2.3196

Abstract

Background : One effective technique is contained in a CT Scan to decrease the amount of radiation dose that is received in the use of automatic exposure control (AEC). AEC system of Siemens equipment is called Care Dose 4D. The research is based on unused of the application Care Dose 4D on CT Scan Imaging. The purpose of the research is to determine the differences of image noise and the differences of radiation doses (CTDI) using care dose 4D and Non Care Dose 4D in Siemens MSCT.Methods                 :The research  was quantitative  study with experimental approaches that is tested on four water phantom size type. Analysts data is done by statistical tests of Paired T-Test Samples to test the hypothesis and the level difference image information. In this statistical analysis is determined the level of confidence (level of Significance) with a value of α = 0.05.Results  :                On the using of Nasopharing protocol for children with 130 kV and 130 mAs parameters, using of Care Dose 4D has ability to decrease the image noise value is compared with non Care Dose 4D application. While the adult Nasopharing protocol with 130 kV and 220 mAs parameters, Care Dose 4D doesn’t provide enough impact in the reduction of image noise value if compared with conventional techniques or without using Care Dose 4D applications. Using of children nasopharing protocol application Care Dose 4D even increase radiation closes high enough value in CTDI vol that is 5,03 mGy, but using Nasopharing Care Dose 4D applications for adult can decrease radiation doses high enough value in CTDIvol, that is 2,64 mGy.Conclusion : On the use of children nasopharing protocol application Care Dose 4D even increase radiation closes high enough value in CTDI vol that is 5,03 mGy, while the adult Nasopharing using Care Dose 4D applications can decrease radiation doses high enough value in CTDIvol, that is 2,64 mGy.
Analisis Variasi Nilai Time Repetition (TR) dan Time Inversion (TI) terhadap Informasi Anatomi Sekuens Turbo Inversion Recovery Magnitude (TIRM) MRI Wrist Joint Dengan Menggunakan MRI 0,3 Tesla Slamet Fujianto; Sugiyanto Sugiyanto; Mohamad Irwan Katili
Jurnal Imejing Diagnostik (JImeD) Vol 2, No 1: January 2016
Publisher : Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31983/jimed.v2i1.3164

Abstract

Backgroud: The Turbo Inversion Recovery Magnitude (TIRM) pulse sequence is used to examine wrist joint, especially in the coronal plane. Main parameters of inversion recovery pulse sequence are time repetition (TR), time echo (TE) and time inversion (TI). This study aims to analyze the variation of time repetition (TR) and time inversion (TI) on anatomical information using TIRM pulse sequence on wrist joint MR imaging with 0,3 tesla.Methods: This study was a quantitave experimental study with a linear regression test. This study was conducted in Radiology Department of Banyumas hospital using twenty serial images from only one patient with 10 variation of TR (3000 ms, 3200ms, 3400 ms, 3600 ms, 3800 ms, 4000 ms, 4200 ms, 4400 ms, 4600 ms, 4800 ms) and 10 variation of TI (70 ms, 75 ms, 80 ms, 85 ms, 90 ms, 95 ms, 100 ms, 105 ms, 110 ms, 115 ms). Image assessed by only one respondent.Results: There was no significant influence of variation of TR and TI on anatomical information. Significant number was 0,240 which is bigger than p value (0,05). TR and TI variation affected just only 15,5% to anatomical information, 84,5% was influenced by other variables that unconfirmed in this study.Conclusion: There was differences of anatomical information in MRI wrist joint sequence coronal T2WI-FSE fat suppression between SPIR and SPAIR with a significance level of p value 0.001 (p 0.05). SPAIR is the method which is clearer to show the anatomical information of wrist joint.
Analisis Informasi Citra Anatomi Fase Late Artery dengan Variasi Time Scan Delay pada Pemeriksaan MSCT Abdomen Bagus Abimanyu; Luthfi Rusyadi; Taufiq Taufiq
Jurnal Imejing Diagnostik (JImeD) Vol 3, No 1: January 2017
Publisher : Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31983/jimed.v3i1.3187

Abstract

Background: MSCT Abdomen late arterial phase is a radiological examination to evaluated enhancement in hypervascular lesions, stomach, bowel, pancreas parenchyma, spleen and kidney outer cortex. All the structures get bloodsupply of the artery will show an optimal increase (Smithuis, 2014). Smithuis (2014) used time scan delay 15-20 seconds. However in the Abdomen MSCT examination in the late arterial phase of Radiology Hospital Dr. Kanujoso Djatiwibowo Balikpapan used  the different time scan delay. This study aimed to determine differences in contrast enhancement with time scan delay variation of contrast media and to determine the optimal time scan delay in the examination of the Abdomen  MSCT late arterial phase.Methods: The research type is quantitative experimental approach. Data are taken in October and November 2016. The research population of abdomen MSCT examination clinical intra-abdominal mass cases. Total sample are 18 people with a predetermined inclusion criteria. Time scan delay variation used  are 10 seconds, 15 seconds, 20 seconds. evaluated with  respondents the  data is processed with statistic analysis by using different test Kruskal-Wallis followed by post hock Mann-Whitney and to get the most optimal assessment visits of mean rank the Kruskal-Wallis test.Result: The results obtained p value 0,001 (p 0,05), there are  shown significant differences between time scan delay 10 seconds, 15 seconds, 20 seconds at Abdomen  MSCT examination in the late arterial phase of Radiology Dr. Kanujoso Djatiwibowo Balikpapan Hospital. An optimal time scan delay on Abdomen MSCT examination late arterial phase is 10 seconds premises ROI tracking on descenden aorta. From the results of tests conducted using the Kruskal-Wallis test values mean rank at the time scan delay of 10 seconds is 84,75.Conclusison: There is a difference significant anatomical image information between the time scan delay 10 seconds, 15 seconds, 20 seconds. on MSCT Abdomen examination artery in the late phase of Radiology  Dr. Kanujoso Djatiwibowo Balikpapan Hospital. assessment results are tested using the Kruskal-Wallis test followed Mann-Whitney post hock obtained p value 0.001 (p 0.05), meaning that there is a difference between the third anatomical image information  with time scan delay variations. Time delay optimal scan on  Abdomen MSCT examination late artery phase that time scan delay 10 seconds by tracking ROI on descenden aorta. From the results of tests conducted using the Kruskal-Wallis test values mean rank at the time scan delay of 10 seconds 84.75, 56.62 ie 15 seconds, 20 seconds, namely 22.12.

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