What is little league elbow?
Medial epicondyle apophysitis, commonly known as "Little League elbow," is an overuse injury primarily affecting young athletes, particularly baseball pitchers aged 9 to 14. This condition arises from repetitive stress on the medial epicondyle, the bony protrusion on the inner side of the elbow, where the forearm muscles that facilitate throwing attach.
Over time, this repetitive strain can lead to a traction-type injury, resulting in pathologic widening and inflammation of the apophysis, or even an avulsion fracture (Hodge & Schroeder, 2021). This condition can significantly impact young athletes, who often need to take a break from their sport until the pain subsides and healing takes place.
Symptoms of Little League elbow
Here are the key symptoms associated with Little League elbow:
- Pain around the elbow: This pain is often localized to the inside of the elbow and may worsen with throwing activities.
- Swelling and tenderness: The elbow might appear swollen or feel tender to the touch, particularly on the inside part.
- Restricted range of motion: The ability to fully extend or flex the elbow may decrease noticeably.
- Locking or popping sensation: Some players report a locking or popping feeling in the elbow during movement.
Causes of Little League elbow
Understanding the causes of Little League elbow is crucial for prevention and treatment. Here are the primary factors contributing to this condition:
- Repetitive throwing motions: The repetitive action of throwing can place significant stress on the elbow’s growth plates, which are more vulnerable in young athletes. This can lead to a stress injury.
- Improper throwing techniques: Using incorrect mechanics when throwing can increase the stress on the elbow, leading to injury.
- Excessive training or playing: Too many pitches or playing without adequate rest can overstress the elbow tissues and growth areas.
- Early specialization in sports: Specializing in one sport early on can increase the risk due to a lack of cross-training and year-round stress on the elbow, similar to professional athletes.










