Magnan's sign
Encyclopedia
Magnan's sign is a clinical sign
in which people with cocaine addiction
experience paraesthesia which feels like a constantly moving foreign body
, such as fine sand or powder, under the skin.
The sign is named after Valentin Magnan
.
Medical sign
A medical sign is an objective indication of some medical fact or characteristic that may be detected by a physician during a physical examination of a patient....
in which people with cocaine addiction
Cocaine dependence
Cocaine dependence is a psychological desire to regularly use cocaine. It can result in cardiovascular and brain damage such as constricting blood vessels in the brain, causing strokes and constricting arteries in the heart, causing heart attacks specifically in the central nervous system.The use...
experience paraesthesia which feels like a constantly moving foreign body
Foreign body
A foreign body is any object originating outside the body. In machinery, it can mean any unwanted intruding object.Most references to foreign bodies involve propulsion through natural orifices into hollow organs....
, such as fine sand or powder, under the skin.
The sign is named after Valentin Magnan
Valentin Magnan
Valentin Magnan was a French psychiatrist who was a native of Perpignan.He studied medicine in Lyon and Paris, where he was a student of Jules Baillarger and Jean-Pierre Falret...
.