Download Citation on ResearchGate | Parálisis del nervio radial por lipoma en la arcada de Frohse. Caso clínico | A case of compression of the posterior branch. J Ultrasound Med. Jun;28(6) Entrapment of the posterior interosseous nerve at the arcade of Frohse with sonographic, magnetic resonance. Arcade of Frohse, sometimes called the supinator arch,[1] is the most superior part of the superficial layer of the supinator muscle, and is a fibrous arch over the .

Author: Yozshucage Gokora
Country: Senegal
Language: English (Spanish)
Genre: Travel
Published (Last): 19 April 2011
Pages: 358
PDF File Size: 5.27 Mb
ePub File Size: 13.98 Mb
ISBN: 494-2-74028-358-3
Downloads: 52762
Price: Free* [*Free Regsitration Required]
Uploader: Fenrihn

International Orthopaedics, number 2, volume 22, p Retrieved from ” https: Posterior interosseous nerve syndrome is a compression of the posterior interosseous nerve that is located nearby the shaft of the humerus and the elbow. Full screen case with rfohse diagnosis. There is a very slow development of the symptoms. The radial nerve supplies the majority of the forearm and hand extensors.

Arcade of Frohse – Wikiwand

However, dr can also occur following trauma such as a blow to the proximal dorsal region of the forearm, forearm fractures, crush injuries, …. The lateral head is partially transparent to show this course.

The clinical presentation of posterior interosseous nerve syndrome is characterized by the loss of function due to variable degrees of weakness involving ulnar deviation. Physiopedia is not a substitute for professional advice or expert medical services from a qualified healthcare provider.

Radial nerve anatomy at the level of the humerus. Posterior Interosseous Nerve Compression. In the case of a posterior interosseous nerve entrapment, the compression occurs within the musculo-tendinous radial tunnel.


Arcade of Frohse

Deep branch of radial nerve labeled at upper right and lower right. The posterior interosseous nerve is a motor nerve and sequentially innervates supinator, extensor carpi radialis brevis, extensor digitorum communis, extensor digiti minimi, extensor carpi ulnaris, abductor pollicis, extensor pollicis brevis, extensor pollicis longus, and extensor indicis.

Posterior interosseous-nerve syndrome secondary fronse rheumatoid synovitis. Articles Cases Courses Quiz. That is usually the journal article where the information was first stated. This is a good exercise for radial deviation. Posterior interosseous nerve of the elbow: Radial nerve anatomy at the shoulder, showing the nerve pass through the triangular interval, formed by the teres majorlong head of the tricepsand medial border of the humerus.

Nerve compression syndrome Posterior interosseous nerve structure Medical imaging Sacral nerve stimulation nervous system disorder Arcadaa thinking. The other pathologies that are associated with lateral elbow pain are:. The PIN continues in the radial tunnel through the supinator, as it goes from the anterior to the posterior surface of the forearm.

The content on or accessible through Physiopedia is for informational purposes only. Posterior interosseous nerve syndrome. Posterior interosseous nerve syndrome is a neuropathic compression of the posterior interosseous nerve, that is situated where this nerve RN passes through the radial tunnel 4 Level se Evidence: You can also scroll through stacks with your mouse wheel or the keyboard arrow keys.

Posterior interosseous nerve syndrome

Sensory loss will not present because PIN is purely motor. You push your hands together. Support Radiopaedia and see fewer ads. Retrieved 23 May The syndrome may result in paresis or paralysis of the digital and thumb extensor muscles. Support Radiopaedia and see fewer ads.


Richard A Ekstrom and Kari Holden. The lateral intermuscular septum of the arm is formed by a convergence of the deep fascial surrounding the musculature, through which the radial nerve must pass.

Skip to search form Skip to main content. Damage to the branch of the radial nerve results in a posterior interosseous nerve syndrome. If you believe that this Physiopedia article is the primary source for the information you are refering to, you can use the button below to access a related citation statement. The patient is unable to extend the thumb and fingers at their metacarpophalangeal joints.

Concise Guide to Sports Injuries. Play Add to Share View revision history. Posterior Interosseous Nerve Compression Syndrome: This tunnel is attached laterally to the brachioradialis BRextensor carpi radialis longus and extensor carpi radialis brevis MW — mobile wad and medially to the biceps tendon and brachialis.

Muscles of the arm. Alexander J ChienDavid A. There are different ways to treat the posterior interosseous nerve syndrome depending on how and on where the radial nerve is pinched. The leash of Henry may also occasionally cause compression.