Case of the Week

Left visual disturbance on MRI shows an enhancing orbital mass with reduced diffusion. Learn why this points to orbital lymphoma.

Bilateral proptosis in a 78-year-old man on CT shows enlarged, fatty extraocular muscles. Learn why this points to thyroid eye disease.

Sinus CT in silent sinus syndrome presenting as orbital asymmetry, with maxillary atelectasis and enophthalmos. Case by Chen and Warren, MD, Carle Foundation Hospital.

Sinonasal MRI in sinonasal melanoma presenting as epistaxis in a 55-year-old, with T1 hyperintensity and septate pattern. Case by Daniel Gewolb, MD, University of Miami.

Neck CT in Mycobacterium avium cervical lymphadenitis presenting as persistent neck swelling in a 3-year-old despite antibiotics. Case by Alexandra Foust, DO, Vanderbilt.

Skull base CT and MRI in chondrosarcoma presenting as left neck pain in a 45-year-old woman, centered at the petro-occipital suture. Case by Gardner and Wiggins, MD, Utah.

Cheek MRI in minor salivary gland mucoepidermoid carcinoma presenting as an enlarging left cheek mass in a 29-year-old male. Case by Immen and Vartevan, DO, Camelback Radiology.

CT and MRI in TMJ pigmented villonodular synovitis presenting as conductive hearing loss in a 58-year-old woman. Case by Da Silva and Wiggins, MD, University of Utah.

Facial MRI in venous malformation presenting as facial swelling in a 12-year-old, with T2 hyperintensity and puddling enhancement. Case by Alexandra Foust, DO, Vanderbilt.

CT and MRI in meningoencephalocele presenting as chronic rhinorrhea, with fovea ethmoidalis defect and brain herniation. Case by Ibarra and Gray, MD, Indiana University.