Primary breast osteosarcoma mimicking calcified fibroadenoma on screening digital breast tomosynthesis mammogram.

Primary breast osteosarcoma is a rare malignancy, with mostly case reports in the literature. The appearance of breast osteosarcoma on digital breast tomosynthesis imaging has not yet been described. A 69-year-old woman presents for routine screening mammography and is found to have a calcified mass in her right breast.

Papillary Fibroelastoma as a Cause of Cardiogenic Embolic Stroke in a -Thalassemia Patient: Case Report and Literature Review.

We describe a case of a young male without stroke risk factors who presented with a sudden onset of left-sided weakness, left hand numbness, and left eye blurriness. CT scan of the head without contrast and diffusion-weighted MRI of the brain with contrast revealed an ischemic stroke in the right middle cerebral artery distribution. Transesophageal echocardiography (TEE) revealed a mobile pedunculated mass on the posterior surface of the mitral valve.

Atypical MR appearance of Lhermitte-Duclos disease with contrast enhancement.

A case of surgically confirmed Lhermitte-Duclos disease demonstrated contrast enhancement on MR. Histologic examination verified corresponding increased vascularity in the molecular layer and adjacent leptomeninges.

Recurrent hemarthrosis associated with gout.

Gout commonly occurs as an acute arthritis. In a 64-year-old man, gout was associated with a proliferative hemosiderin-laden synovitis. The association of recurrent atraumatic hemarthrosis seems not to have been reported in the literature on gout.