Case of the Week From 5/28/23

History: Pelvic pain.
What are the findings? Air and minimal layering contrast within a partial distended bladder adjacent to a thickened and inflamed sigmoid colon with adjacent diverticuli.
What are most likely diagnoses and why? Acute diverticulitis with vesicoenteric fistula.

Case of the Week From 5/21/23

History: Rule out metastatic disease
What kind of scan is this? Dotatate Cu-64 scan
What is the most likely neoplasm/neoplasm subtype? Thyroid cancer- medullary thyroid cancer subtype (neural crest origin) – right thyroid lobe dotatate avid neoplasm with right cervical dotatate avid adenopathy.

Case of the Week From 5/14/23

History: Fever
What kind of scan is this? Tagged white blood cell scan (Ceretec-Tc99m)
What are the findings? Diffuse increased uptake in the lungs. Increased uptake to the left and right of the spine, likely in the shape of the aorta.
What are the most likely causes for the fever based on this scan? Pneumonia. Possible aortitis.

Case of the Week From 5/7/23

History: Right hip pain.
Describe the lesion. Thick sclerotic rim/zone of transition with central lucency centered at the intertrochanteric medullary cavity.
What is the differential diagnosis? Fibrous dysplasia, non ossifying fibroma, intraosseous lipoma, liposclerosing myofibrous tumor, or less likely aneursymal bone cyst.
What is the most likely diagnosis and why? Fibrous dysplasia is most likely because it very common. However, the lesion is in a typical location (intertrochanteric femur) with typical features for a liposclerosing myofibrous tumor (much more rare!)