Diagnosis: Renal vein thrombosis in a transplanted kidney Ultrasound with color Doppler shows a right lower quadrant transplanted kidney, which is edematous and hypoechoic. Spectral Doppler of the lower pole…
Diagnosis: Incarcerated left obturator hernia Coronal and axial CT images with oral and IV contrast demonstrate multiple dilated loops of small bowel with tapering (yellow arrows; left and middle images)…
Diagnosis: Pseudomembranous colitis with hemorrhage into bowel lumen Axial (left image) and coronal (middle and right images) noncontrast CT images show a markedly thickened sigmoid colon (arrows), with distension of…
Diagnosis: Pulmonary embolism Axial and coronal images from a CT pulmonary angiogram including the thighs and pelvis demonstrate central filling defects in the right and left main pulmonary arteries (yellow…
Diagnosis: Gonadal (ovarian) vein thrombosis Contrast-enhanced axial (left image) and coronal (right image) CT demonstrate a non-occlusive, linear filling defect in the right gonadal vein (arrows). Discussion Overview of ovarian…
Diagnosis: Retroperitoneal hematoma Axial (left and middle images) and coronal (right image) unenhanced CT images demonstrate a large fluid collection with a hematocrit level (yellow arrow). There is hyperdense blood…
Diagnosis: Monteggia fracture–dislocation Frontal radiograph of the forearm demonstrates a displaced mid ulnar diaphyseal fracture (yellow arrow), with anterior dislocation of the radial head (red arrow). The radius is partially…
Diagnosis: Hematoma secondary to a bleeding renal angiomyolipoma Coronal (left image), axial (middle image), and sagittal (right image) contrast-enhanced CT images demonstrate retroperitoneal hemorrhage surrounding an exophytic, fat-containing, hypervascular right…
Diagnosis: Splenic infarction Initial unenhanced coronal CT (left image) demonstrates a hyperdense lesion (arrow) in the medial spleen, consistent with hemorrhage. Subsequent contrast-enhanced axial (middle image) and coronal (right image)…
Diagnosis: Diverticulitis with abscess Axial (left image) and coronal (right image) contrast-enhanced CT shows thickening of the sigmoid colon, with pericolonic fat stranding. A focal fluid collection (arrows) containing foci…
