pain reflex

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• Reflex neurovascular dystrophy — (RND) is a painful neurovascular disease that constricts the blood veins and reduces the supply of oxygen to the skin, muscles and bones. This lack of oxygen can cause acid to build up, causing new pain that is then sent back through the cycle to …   Wikipedia

• reflex sympathetic dystrophy — n a painful disorder that usu. follows a localized injury, that is marked by burning pain, swelling, and motor and sensory disturbances esp. of an extremity, and that is associated with sympathetic nervous system dysfunction abbr. RSD see… …   Medical dictionary

• Pain withdrawal reflex — The pain withdrawal reflex is an involuntary action in which the body reacts to pain by trying to move itself away from the source of the pain, to reduce or even eliminate that pain.Although this is a reflex, there are two interesting aspects:… …   Wikipedia

• Reflex — A reaction that is involuntary. The corneal reflex is the blink that occurs with irritation of the eye. The nasal reflex is a sneeze. * * * 1. An involuntary reaction in response to a stimulus applied to the periphery and transmitted to the… …   Medical dictionary

• reflex sympathetic dystrophy — RSD; = complex regional pain syndrome; = Sudeck s atrophy neurological dysfunction in a limb following trauma, surgery, or disease, characterized by intense burning pain, swelling, stiffness, and sweaty shiny mottled skin. It is caused by… …   The new mediacal dictionary

• Reflex sympathetic dystrophy (RSD) — A condition characterized by diffuse pain, swelling and limitation of movement that follows a injury such as a fracture in an arm or leg, The symptoms are way out of proportion to the injury and may linger long after the injury has healed …   Medical dictionary

• Reflex sympathetic dystrophy syndrome (RSDS) — A condition that features a group of typical symptoms, including pain (often "burning" type), tenderness, and swelling of an extremity associated with varying degrees of sweating, warmth and/or coolness, flushing, discoloration, and… …   Medical dictionary

• reflex otalgia — referred pain (q.v.) in the ear, usually from a lesion of the buccal cavity or nasopharynx …   Medical dictionary

• Complex regional pain syndrome — Complex regional pain syndrome/Reflex Sympathetic Dystrophy (CRPS/RSD) Classification and external resources ICD 10 M89.0, G56.4 ICD 9 …   Wikipedia

• Referred pain — is a term used to describe the phenomenon of pain perceived at a site adjacent to or at a distance from the site of an injury s origin. One of the best examples of this is during ischemia brought on by an angina pectoris, or heart attack. Even… …   Wikipedia

• Scratch reflex — The scratch reflex is a reflex transmitted by very sensitive nerve endings near the surface of the skin via the spinal cord, and is a reflex frequently inherited by mammals. The nerve signal includes positioning to pinpoint the location of the… …   Wikipedia