S63.124

Clinical Causes: A sudden blow or trauma to the thumb, such as during sports or a fall. A forceful twist or bend of the thumb beyond its normal range of motion. Accidental impacts during activities like lifting heavy objects or car accidents. Sports injuries involving contact or awkward falls. Occupational injuries involving repetitive or forceful use of the hand.

Key Symptoms: Immediate pain at the site of injury. Swelling and tenderness around the affected joint. Deformity or unnatural position of the thumb, sometimes with a visible protrusion. Difficulty moving or bending the thumb. Bruising or discoloration of the skin around the joint. A sensation of instability or the thumb feeling loose.

Diagnosis Path: Diagnosis is based on a clinical examination by a healthcare professional, who will assess the thumb’s physical appearance and check for tenderness, swelling, and deformity. Imaging tests like X-rays are often performed to confirm the dislocation, evaluate for associated fractures, and determine the precise location of the displacement. These images help guide appropriate treatment plans and ensure no bone fragments are involved.

Treatment Protocols: Treatment typically involves realigning the dislocated joint, a procedure known as reduction, performed by a healthcare professional. This may be done manually with sedation or local anesthesia. Following the reduction, immobilization of the thumb using a splint or cast for several days or weeks is common to allow healing. Pain management with medications and ice application can help reduce discomfort and swelling. Rehabilitation exercises may be recommended after immobilization to restore strength and mobility. In some cases, if the joint or surrounding structures are severely damaged, surgical intervention may be necessary to stabilize or repair the joint.