S62.21

Clinical Causes: A direct blow or trauma to the base of the thumb Sports injuries, especially in activities involving falls or collisions Crushing injuries or accidents involving heavy objects falling onto the hand Falling onto an outstretched hand with the thumb in a bent position Motor vehicle accidents

Key Symptoms: Pain at the base of the thumb, especially when trying to move it Swelling and tenderness around the thumb and palm Bruising or discoloration over the affected area Difficulty gripping or grasping objects Decreased thumb mobility due to pain and swelling Visible deformity or misalignment in severe cases

Diagnosis Path: Evaluation typically involves a physical examination to assess pain, swelling, and joint stability. To confirm the diagnosis, healthcare providers usually order imaging studies such as X-rays of the thumb and hand. These images help identify the fracture's nature, location, and whether the fracture has displaced or caused joint instability. Accurate diagnosis is essential for planning appropriate treatment.

Treatment Protocols: Treatment strategies for Bennett's fracture depend on the severity and displacement of the fracture. Options include: - **Immobilization:** Applying a thumb spica cast or splint to hold the fracture in place during healing, usually for 4 to 6 weeks. - **Reduction:** For displaced fractures, minimally invasive procedures may be performed to realign the bone fragments. - **Surgical intervention:** In cases of significant displacement or joint instability, surgery might be necessary to fixate the fracture with pins, screws, or plates. - **Rehabilitation:** After immobilization or surgery, physical therapy may be recommended to restore strength and mobility. Prompt and appropriate treatment generally leads to good recovery, although some cases may require longer rehabilitation or follow-up for full function restoration.