Recognizing and treating Raynaud phenomenon.

Raynaud phenomenon is an episodic ischemia caused by cold, emotional stimuli, or rheumatologic disorders, and is more common in women than men. This article describes the clinical presentation of Raynaud phenomenon and how to diagnose and appropriately treat patients and prevent complications. Research on the use of different pharmacologic interventions for Raynaud phenomenon is ongoing and treatment options are expanding.