What Happens When the Brachial Plexus Is Pulled

Man with brachial plexus injury in Chicago


When a sudden force pulls the shoulder, neck, or arm, the brachial plexus can stretch beyond its normal limits. This network of nerves controls movement and sensation in the shoulder, arm, and hand, so injuries can significantly affect daily life.

In Chicago, patients with brachial plexus traction injuries often seek care from top-rated specialists like Dr. Lindsay E. Janes, a fellowship-trained plastic and reconstructive surgeon with advanced expertise in peripheral nerve repair and upper extremity reconstruction.

Understanding Brachial Plexus Traction Injuries

A pulled brachial plexus occurs when the nerve network is stretched beyond its normal range. While brachial plexus injuries are commonly associated with childbirth and are often discussed as birth injuries, the brachial plexus can also be injured later in life. In adolescents and adults, this type of injury typically results from trauma and is known as a brachial plexus traction injury.

Common causes include car accidents, sports injuries, falls, or forceful movements that push the shoulder downward while the neck moves in the opposite direction. This stretching can irritate, damage, or even tear nerve fibers, depending on the severity of the injury.

Symptoms vary widely. Some patients experience sharp pain, burning sensations, or tingling in the arm or hand. Others notice weakness, loss of coordination, or numbness that interferes with grip strength or fine motor tasks. In more severe cases, muscle control may decrease significantly, making everyday activities difficult and frustrating.

What Happens Inside the Nerves

When the brachial plexus is pulled, nerve fibers may stretch without permanent damage, leading to temporary symptoms that improve over time. In other situations, the injury disrupts the nerve’s ability to send signals between the spinal cord and the arm. This disruption can slow healing and may require specialized treatment.

Because nerve tissue heals differently from muscle or bone, early evaluation is crucial. Identifying the type and extent of nerve injury helps guide treatment decisions and improves the chances of functional recovery.

Diagnosis and Treatment Options

Diagnosing a brachial plexus injury involves a detailed clinical exam and often includes imaging or nerve studies to assess function. Treatment depends on the severity of the injury and the progression of symptoms.

Mild traction injuries may improve with observation, physical therapy, and time. More complex injuries sometimes require surgical intervention, such as nerve repair, nerve grafting, or nerve transfer procedures. Through these advanced techniques, Dr. Janes aims to restore healthy nerve signaling. This, in turn, supports long-term recovery of strength and movement.

When to Seek Evaluation

If pain, weakness, or numbness persists after a shoulder or neck injury, evaluation is important. Early assessment helps determine whether the brachial plexus has been affected and whether treatment may help prevent long-term limitations.

Patients seeking care for brachial plexus injuries in Chicago can call our office at 312-695-6022 to book your appointment with Dr. Lindsay E. Janes and discuss next steps toward restoring strength, movement, and confidence.

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