S63.125

Clinical Causes: Direct trauma or blow to the thumb, such as during sports, falls, or accidents Sudden twisting or bending of the thumb beyond its normal range of motion Heavy object impact or crushing injuries Sports injuries, especially in activities that involve gripping or swinging

Key Symptoms: Immediate pain at the site of dislocation Swelling and bruising around the the thumb joint Deformity or abnormal appearance of the thumb Limited or painful movement of the thumb Tenderness when touching or moving the finger Possible numbness if nerves are affected

Diagnosis Path: Diagnosis is primarily clinical, based on physical examination and detailed patient history. Imaging studies such as X-rays are essential to confirm the dislocation and to rule out associated fractures or other injuries. The X-ray provides clear visualization of the joint alignment and helps inform treatment options.

Treatment Protocols: Treatment aims to realign the bones and stabilize the joint. Approaches include: - **Closed Reduction:** A healthcare provider manually reposition the bones without surgery. This is usually performed under local anesthesia and followed by immobilization. - **Immobilization:** Applying a splint, cast, or buddy taping to keep the thumb stable during healing. - **Pain management:** Use of ice, non-steroidal anti-inflammatory drugs (NSAIDs), or analgesics to reduce pain and inflammation. - **Surgical intervention:** Reserved for cases where closed reduction is unsuccessful, or if there are associated fractures or ligament injuries. Surgery may involve repairing damaged ligaments or other structures. - **Rehabilitation:** After immobilization, hand therapy and exercises help restore strength, flexibility, and function of the thumb. It is important to follow healthcare provider recommendations for optimal recovery and to prevent further injury.