Thrower's fractures are spiral fractures of the humerus caused by forceful throwing of a ball. Although these fractures have been cited in the literature, little research exists regarding the significance of stress fractures and fatigue injuries that may precede these injuries. This article presents 3 cases of middle-aged recreational baseball pitchers who sustained mid to distal third spiral humerus fractures, reviews the biomechanics of a thrower's fracture, and provides a detailed review of the literature to help better understand this condition and guide treatment.
Keywords: Humeral fracture; Humerus fracture; Pitching; Stress fracture; Thrower; Throwing pitcher.
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