Reflex sympathetic dystrophy is a painful, disabling disorder of unknown pathophysiological origin that usually commences after trauma to or surgery on a limb. In chronic cases, the syndrome leads to ...

Q: I have had great difficulty finding information on immersion syndrome, which I believe is a form of reflex sympathetic dystrophy (RSD). Since RSD is a manifestation of autonomic dysfunction, isn’t ...

Until a gust of wind slammed a door shut on one of her toes, Idamarie Duffy lived an active lifestyle, enjoying everything from tennis and golf to horseback riding and swimming. Duffy didn’t give a ...