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Role of MRI special diffusion weighted imaging /diffusion tensor imaging techniques in the assessment of perianal fistula activity /

Radwa Saleh Rezk

Role of MRI special diffusion weighted imaging /diffusion tensor imaging techniques in the assessment of perianal fistula activity / دورمقاطع الرنين الانتشارى المتخصص / الموترفى تقييم نشاط حالات الناسورالشرجى Radwa Saleh Rezk ; Supervised Manal Halim Wahba , Heba Mounir Azzam , Abdrabou Nagdi Mashhour - Cairo : Radwa Saleh Rezk , 2020 - 79 P. : charts , facimiles ; 25cm

Thesis (Ph.D.) - Cairo University - Faculty of Medicine - Department of Radio-Diagnosis

Objectives: MRI examination of perianal fistula patients has become crucial in pre-operative assessment of fistula types, extensions and complications to achieve proper treatment plan. In the present study, the main objective was to prove the MRI DWI/quantitative DTI sequences ability of diagnosing different perianal fistulae inflammatory activity. Methods: Quantitative DTI & DWI examination of 63 perianal fistulae patients were done and compared by clinical and surgical data. Results: When correlated with clinical and surgical diagnoses, quantitative DTI examination of perianal fistulae was proved to be effective regarding the ability of diagnosing inflammatory activity. Conclusion: quantitative DTI assessment has proved to be an effective, non-invasive method in assessing the fistula activity



ADC & FA values Magnetic resonance imaging (MRI) Perianal fistula