M65.349

Clinical Causes: Repeated movements of the finger which overload the tendons Inflammation of the tendon sheaths (tenosynovitis) Injury or trauma to the finger or hand Underlying medical conditions such as rheumatoid arthritis or diabetes Age-related degenerative changes in tendon structures Genetic predisposition

Key Symptoms: A catching, popping, or locking sensation when moving the finger Finger stiffness, especially in the morning Tenderness or a palpable nodule at the base of the affected finger Pain that worsens with finger movement Difficulty straightening or bending the finger fully In some cases, the finger may become stuck in a bent or straight position

Diagnosis Path: Diagnosis typically involves a physical examination where a healthcare provider assesses finger movement and checks for tenderness, swelling, or nodules. Sometimes, imaging tests such as ultrasound or MRI may be used to evaluate the tendons and surrounding structures, especially if the diagnosis is uncertain or if other conditions need to be ruled out.

Treatment Protocols: Management options for trigger finger include both non-surgical and surgical approaches: - **Rest and Activity Modification:** Reducing activities that exacerbate symptoms - **Splinting:** Wearing a finger splint to limit movement and rest the affected tendon - **Medications:** Nonsteroidal anti-inflammatory drugs (NSAIDs) to reduce inflammation - **Steroid Injections:** Corticosteroid injections into the tendon sheath to decrease inflammation and allow the tendon to glide freely - **Physical Therapy:** Exercises and techniques to improve finger flexibility and strength - **Surgical Intervention:** If conservative treatments fail, a minor surgical procedure called trigger finger release may be performed to cut the pulley that's restricting tendon movement The choice of treatment depends on the severity of symptoms and individual patient needs.