Acute Swollen Calf Pain With a Diagnosis of Hemophilia Following an MRI.

Hemarthrosis is a common musculoskeletal presentation in hemophilia. Intramuscular bleed is not uncommon. We report a young child who had a minor injury and calf swelling. He was initially diagnosed with deep vein thrombosis (DVT). Magnetic resonance imaging confirmed intramuscular hematoma and factor VIII assay confirmed hemophilia.