医学影像学泌尿系统整合(八年制英语)
115页1、IMAGING OF URINARY TRACT,Learning Points,The methodology for imaging the urinary tract The normal appearances and the spectrum of abnormal imaging findings on various imaging modalities The imaging diagnosis of some common diseases,Imaging Methodology,Plain film (KUB, Kidney-Ureter-Bladder) Excretory Urography or Intravenous Pyelograhy (IVP), Retrograde Urography Renal Arteriography CT, CT Urography (CTU) MR, MR Urography (MRU),KUB,IVP,Retrograde Urography,Renal Arteriography,CT,Plain CT Contras
2、t-enhanced CT Corticomedullary Phase (2570 s) Nephrographic Phase (80180 s) Excretory Phase (180 s) CT angiography CTU 810 min, or even more,CTA,CTU,MRI,T1WI and T2WI: Identify cortex from medullary DWI Contrast-enhanced MRI: DCE-MRI MRA MRU,MRA,Transplanted kidney,MRA,MRU,Choice of methology,Kidney and bladder: CT is the first choice. If there is dysfunction of the kidney, MRI would be the better choice Ureter and urethra: IVP or retrograde urography is the first choice. CTU would show details.
3、 MRU is recommended for the dysfunctional,Normal Imaging Appearance,Kidney,location: L2 Size: length: 12-13Cm, width: 5-6Cm,KUB,IVP,CT,MRI,MRI,Ureter,Length: 25-30cm diameter: 3-7mm Three physiological narrows,Three strictures of the ureter,Bladder,Abnormal Imaging Appearances,Abnomal of location: Genetic acquired Abnomal of size: unilateral, bilateral Enlargement, shrinkage Abnomal of shape: Lesion inside kidney Lesion outside kidney,nephroptosis,Ectopic right kidney,Aplasia of the left kidney,
4、Atrophy of bilateral kidneys,Hypertrophy of the transplanted kidney,Irregular contour of kidneys,Abnomal of the pelvis and calyx Compression or deformity Lesion inside kidney Lesion outside kidney Destruction Of the pelvis Of the calyx,Compression or deformity of the pelvis and calyx,Filling defect of the urinary tract Pelvis: tumor, calculus, bubble Ureter: calculus, bubble, tumor, Bladder: tumor, calculus, blood clot, polypus, enlarged prostate gland,Filling defect of the urinary tract,CTU-Fil
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