Nerve Entrapment & Release Flashcards

A patient has paresthesia along the lateral forearm that worsens with elbow flexion. Which nerve entrapment site should ART address first?

Answer: Lateral cutaneous nerve of the forearm at the elbow

The lateral cutaneous nerve of the forearm (terminal branch of musculocutaneous nerve) can be entrapped near the biceps tendon at the elbow, causing lateral forearm paresthesia that worsens with elbow flexion.

In ART, the concept of the 'tunnel of soft tissue' refers to:

Answer: Any enclosed pathway of muscle, fascia, or ligament through which a nerve travels

ART recognizes that nerves travel through soft-tissue tunnels formed by muscles, fascia, and ligaments, any of which can develop adhesions that restrict nerve movement.

During ART treatment for cubital tunnel syndrome, the practitioner contacts the flexor carpi ulnaris and asks the patient to perform which movement sequence?

Answer: Elbow extension with wrist extension and forearm supination

Elbow extension, wrist extension, and forearm supination simultaneously elongate the flexor-pronator mass and tension the ulnar nerve, producing shear at the cubital tunnel.

Which finding on physical examination best confirms that a nerve is adhered to surrounding tissue rather than freely mobile?

Answer: Reproduction of symptoms during neural tension testing that is abolished by removing tension at one end

When neural tension symptoms are abolished by removing tension from one end (sensitizing movement), it confirms the nerve is mechanically restricted at an interface site.

The arcade of Frohse is a fibrous arch at the entrance of the supinator muscle that can entrap which nerve?

Answer: Posterior interosseous nerve

The posterior interosseous nerve, the deep motor branch of the radial nerve, passes under the arcade of Frohse and can be compressed there, causing radial tunnel syndrome.

A cyclist presents with weakness of intrinsic hand muscles and no sensory loss. ART would target adhesions at which location?

Answer: Guyon's canal compressing the deep motor branch of the ulnar nerve

Compression of the deep motor branch of the ulnar nerve at Guyon's canal produces pure motor weakness of intrinsic muscles without sensory involvement.

In ART nerve protocols, 'active motion into tension' is preferred over passive stretching because:

Answer: Active contraction ensures the nerve moves relative to surrounding tissue rather than the whole structure lengthening uniformly

Active muscle contraction causes differential movement between the nerve and adjacent tissue, creating the shear force needed to break adhesions at the nerve-tissue interface.