TY - CHAP M1 - Book, Section TI - Chapter 24. Raynaud Phenomenon A1 - Sule, Sangeeta D. A1 - Wigley, Fredrick M. A2 - Imboden, John B. A2 - Hellmann, David B. A2 - Stone, John H. PY - 2013 T2 - CURRENT Diagnosis & Treatment: Rheumatology, 3e AB - Raynaud phenomenon (RP), a vasospastic reaction to cold temperatures or emotional stress, leads to sharply demarcated color changes of the skin.Classified clinically into primary or secondary forms.Primary RP is idiopathic and is associated with no identifiable abnormalities in blood vessel architecture.Secondary RP patients may have complications of digital tissue ischemia, including recurrent digital ulcerations, rapid deep tissue necrosis, and amputation.Avoidance of cold temperatures is critical in the management of RP. The entire body must be kept comfortably warm.Medications are indicated if there are signs of critical tissue ischemia (eg, digital ulcers) or if quality of life is restricted. SN - PB - The McGraw-Hill Companies CY - New York, NY Y2 - 2024/04/23 UR - accessmedicine.mhmedical.com/content.aspx?aid=57272510 ER -