Diagnosis: Cocaine-induced vasoconstriction syndrome Axial T2 (A) and DWI (B) MR images demonstrate T2 prolongation and reduced diffusion, consistent with acute bilateral cerebellar gray matter infarcts (yellow arrows). Axial T2-weighted…
Diagnosis: Anterior shoulder dislocation AP radiograph of the shoulder (left image) demonstrates an anterior subcoracoid shoulder dislocation with the humeral head (yellow arrow) inferiorly displaced relative to the glenoid. Scapular-Y…
Diagnosis: Submandibular duct sialolithiasis with sialadenitis Noncontrast axial CT in soft tissue (left image) and bone windows (middle image) demonstrates a 2.1 cm radiopaque Wharton’s duct calculus (yellow arrows) in…
Diagnosis: Volar shear fracture of the distal radius (Volar Barton fracture) Frontal and lateral radiographs of the wrist show a comminuted fracture of the distal radius with intra-articular extension to…
Diagnosis: Extraperitoneal bladder rupture Axial (left image), coronal (middle image), and sagittal (right image) CT cystogram (with some enteric contrast from a previous examination) demonstrates contrast extravasation from the distended…
Diagnosis: Traumatic laceration of the right mainstem bronchus with pneumothorax and “fallen” lung A portable chest radiograph shows extensive subcutaneous emphysema, the “visceral pleural line” sign of a right pneumothorax…
Diagnosis: Distal right ureteral injury Unenhanced coronal CT of the abdomen and pelvis (left image) demonstrates fat stranding and fluid in the right hemipelvis, in the vicinity of the right…
Diagnosis: Peritonsillar abscess Axial (left), sagittal (middle), and coronal (right) contrast-enhanced CT images show a large, peripherally enhancing abscess in the region of the lateral right pharynx (yellow arrows) at…
Diagnosis: Obstructive right ureterovesical junction (UVJ) stone with a pelvic kidney Coronal (left image) and axial (middle image) unenhanced CT images demonstrate a pelvic right kidney (yellow arrows) with mild…
Diagnosis: Intracranial hypotension with subdural hematomas Sagittal T1-weighted image (left) shows downward sagging of the brainstem (yellow arrow). Axial gradient echo image (middle) shows bilateral subdural collections (red arrows) with…
