S63.431

Clinical Causes: Falling onto the hand with the finger extended Injuries during sports activities involving finger impact or hyperextension A direct blow to the finger from an object or collision Accidental trauma during activities that involve gripping, grasping, or striking

Key Symptoms: Pain localized around the affected joint, especially when moving or touching the finger Swelling around the joint area Tenderness over the volar side of the finger Difficulty in bending or straightening the finger Instability or abnormal movement at the joint Bruising or discoloration near the injury site

Diagnosis Path: Diagnosis typically involves a thorough physical examination where the healthcare provider assesses finger stability, range of motion, and tenderness. Imaging studies, such as X-rays, are commonly used to rule out fractures and to visualize joint structures, but they may not always clearly show ligament tears. In some cases, an MRI may be utilized to provide detailed images of soft tissues like ligaments and confirm the rupture of the volar plate.

Treatment Protocols: Treatment approaches depend on the severity of the rupture. Options may include: - **Immobilization:** Using a splint or buddy taping to stabilize the finger and allow healing. - **Rest and activity modification:** Avoiding activities that exacerbate symptoms. - **Ice application:** To reduce swelling and pain. - **Pain management:** Non-steroidal anti-inflammatory drugs (NSAIDs) may be recommended for pain relief. - **Physical therapy:** Once healing progresses, exercises to restore strength and range of motion can be beneficial. - **Surgical intervention:** In cases of complete rupture causing joint instability or persistent symptoms, surgery may be necessary to repair or reconstruct the damaged ligament. Recovery times vary based on the injury’s severity, with mild cases healing within a few weeks and more complex injuries requiring several months for full recovery.