Extremity radiograph unknown 1

Anshuman Bansal

JHU SOM

abansal1@jhmi.edu

David Marker

JHU SOM

dmarker@jhmi.edu


Publication Date: 2009-09-04

Findings

This patient has a history of trauma to his arm while playing lacrosse.

  1. What is the abnormality on this radiograph?

    Calcified mass

    Correct! Lateral to the midshaft of the humerus, there is a calcification. This patient was diagnosed with myositis ossificans, a condition that can occur after injury to muscle.
    Humerus fracure

    Incorrect.
    Dislocation of glenohumeral joint

    Incorrect.
    Elbow dislocation

    Incorrect.