1. Anterior dislocation of the elbow is rare and may be accompanied by fracture of the ulna. [SEE THE FIG. 3 AND 4 IN SOURCE PDF]
2. Anterior or posterior ossification in the soft parts may be a complication of anterior or posterior dislocation of the elbow.
3. Such ossification may cause serious interference with supination and pronation or with flexion of the elbow, and often should be removed surgically.