Parsonage-Turner syndrome is a relatively common condition characterized by inflammation of the network of nerves that control and supply (innervate) the muscles of the chest, shoulders, and arms (brachial plexus). Individuals with the condition first experience a sudden onset of severe pain across the shoulder and upper arm. The muscles of the affected shoulder show weakness, wasting (atrophy), and paralysis (atrophic paralysis) within a few  Read More

Parsonage-Turner syndrome is a relatively common condition characterized by inflammation of the network of nerves that control and supply (innervate) the muscles of the chest, shoulders, and arms (brachial plexus). Individuals with the condition first experience a sudden onset of severe pain across the shoulder and upper arm. The muscles of the affected shoulder show weakness, wasting (atrophy), and paralysis (atrophic paralysis) within a few  Read More

Sudeck's atrophy is also called Complex regional pain syndrome (CRPS) which is a type of persistent pain that typically affects one's arm or leg. CRPS usually arises as a result of an injury, surgery, stroke, or heart attack. The pain is excessive in comparison to the intensity of the initial damage. The specific causes of CRPS are unknown. It is assumed to be caused by a difference or injury to the peripheral and central nerv  Read More