S66.291

Clinical Causes: Trauma from direct impacts or crush injuries to the thumb or wrist area Falls onto an outstretched hand affecting the right thumb Sudden stretching or overstretching of the thumb tendons during sports or physical activity Repetitive motions or overuse, especially in activities involving frequent thumb movement Pinching or gripping objects forcefully that strain the extensor tendons Accidental injuries during work or recreational activities that involve the hand

Key Symptoms: Pain along the back of the thumb and at the wrist Swelling around the thumb, wrist, or hand Tenderness when touching the affected area Limited range of motion in the right thumb Weakness or difficulty in extending or moving the thumb Stiffness, especially after periods of rest Possible visible deformity or bruising in severe cases

Diagnosis Path: Diagnosis typically involves a medical history review and physical examination to assess swelling, tenderness, and range of motion. Imaging studies such as X-rays may be ordered to rule out associated fractures or dislocations. In some cases, ultrasound or MRI scans can provide detailed images of soft tissues like tendons and fascia, helping to determine the extent and specific nature of the injury.

Treatment Protocols: Resting the affected hand and avoiding activities that cause pain Applying ice to reduce swelling and inflammation Using splints or braces to immobilize the thumb and wrist during healing Over-the-counter pain relievers or anti-inflammatory medications as recommended by a healthcare professional Physical therapy to restore strength and flexibility once initial healing occurs In more severe cases, corticosteroid injections may be used to decrease inflammation Surgical intervention might be necessary if there are significant tears, or if conservative measures fail, to repair or reattach damaged tendons or fascia