Skripsi
ANALISIS T2 TURBO SPIN ECHO DENGAN GRAPPA DAN TANPA GRAPPA TERHADAP KUALITAS CITRA MRI KNEE JOINT POTONGAN SAGITTAL PADA KLINIS METASTATIC BONE DISEASE
ABSTRACTrnrnBACHELOR OF APPLIED SCIENCE PROGRAM IMAGING RADIOLOGY TECHNOLOGY STUDY PROGRAM RADIODIAGNOSTICS AND RADIOTHERAPY DEPARTMENT HEALTH POLYTECHNIC OF HEALTH MINISTRY JAKARTA IIrnrnTHESIS, 2025rnDENNIS KELANA PUTRArnANALYSIS OF T2 TURBO SPIN ECHO WITH AND WITHOUT GRAPPA ON THE IMAGE QUALITY OF SAGITTAL KNEE JOINT MRI IN THE PATIENTS WITH METASTATIC BONE DISEASErnrnV Chapters + 106 Pages + 37 Images + 8 Tables + 13 AttachmentsrnBackground: In clinical practice, Magnetic Resonance Imaging (MRI) is a non-ionizing diagnostic imaging modality which offer a high spatial resolution and excellent soft-tissue contrast, making it highly effective for the evaluation of metastatic bone disease, particularly in the knee joint. In this context, sagittal T2-weighted Turbo Spin Echo (TSE) sequences in knee MRI play a crucial role in detailed visualization of metastatic lesions, bone marrow involvement, and surrounding soft tissues. The use of parallel imaging techniques, such as Generalized Autocalibrating Partially Parallel Acquisitions (GRAPPA), can significantly reduce acquisition time; however, it may potentially affect the image quality. Therefore, this research aims to analyse and compare the image quality of sagittal knee joint MRI using T2 TSE sequences with and without GRAPPA in the cases of metastatic bone disease.rnObjective: this research aims to analyse and compare the image quality of sagittal knee joint MRI using T2 Turbo Spin Echo (TSE) sequences with and without Generalized Autocalibrating Partially Parallel Acquisitions (GRAPPA) in the cases of metastatic bone disease.rnResearch Design: this research applies a quantitative descriptive-analytic method with an experimental approach.rnResearch Results: the results demonstrated that the contrast and sharpness of knee joint MRI images acquired with GRAPPA are much better than those obtained without GRAPPA. This finding was supported by the Wilcoxon test (Z = −2.388; p = 0.017 0.05), indicating a statistically significant difference in image quality in the patients with metastatic bone disease. In addition, the use of GRAPPA in sagittal T2 TSE knee MRI also provided clear visualization of anatomical structures, with artifacts remaining within diagnostically acceptable limits, indicating that this technique is effective and comparable to non-GRAPPA imaging.rnrnKeywords : Knee Joint MRI; Generalized Autocalibrating Partially Parallel Acquisitions (GRAPPA)rnReference list : 36 sources (2015–2025)rnrnTranslated by:rnrnrnrnrnrnrnrnSuhendar, S.S., M.Pd.rnEnglish Lecturer
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