Proliferative Myositis in the Upper Extremity: Vaccination-Induced Pathology?

Proliferative myositis (PM) is a rare type of inflammatory myositis. It is a benign and self-limiting pathology, but its clinical presentation can simulate malignancy. This pictorial essay illustrates the typical imaging findings of PM on ultrasound (US) and magnetic resonance imaging (MRI) in three patients.

Traumatic Retroclival Subdural Hematoma.

Retroclival subdural hematoma is a rare type of extra-axial hematoma after craniocervical trauma.