Distal biceps rupture refers to a complete or partial tear of the biceps tendon near its attachment point at the elbow. The biceps muscle has two tendons, known as the proximal and distal tendons. The distal tendon connects the biceps muscle to the radius bone in the forearm, allowing for the flexion of the elbow joint and the supination of the forearm.

Distal biceps ruptures typically occur as a result of sudden, forceful movements or excessive stress on the tendon. Some common causes include lifting heavy weights, sudden pulling or lifting motions, and direct trauma to the forearm. This injury is more common in middle-aged men who engage in activities involving heavy lifting or strenuous arm movements.

When a distal biceps rupture occurs, individuals may experience symptoms such as:

Sudden, severe pain at the front of the elbow.
A "pop" or tearing sensation at the time of injury.
Weakness in flexing the elbow and supinating the forearm.
Swelling and bruising around the elbow.
A visible deformity or "Popeye" appearance, where the muscle appears to have moved up the arm.

If you suspect a distal biceps rupture, it is important to seek medical attention promptly. A healthcare professional, typically an orthopedic specialist, will evaluate your condition through a physical examination and possibly imaging tests such as an MRI to confirm the diagnosis.

Treatment options for distal biceps ruptures depend on various factors, including the severity of the injury, the individual's overall health, and their functional demands. Conservative treatment involving rest, ice, pain management, and physical therapy may be considered for partial tears or in cases where the individual's functional demands are low.

However, surgical intervention is often recommended for complete tears or for individuals with high functional demands, such as athletes or those involved in manual labor. Surgery aims to reattach the ruptured tendon to the bone, typically using sutures or anchors. After surgery, a period of immobilization and rehabilitation is required to promote healing, restore strength, and regain full range of motion.

It's important to consult with a medical professional to receive an accurate diagnosis and appropriate treatment for a distal biceps rupture, as individual cases may vary.