RT Book, Section A1 Doherty, Gerard M. SR Print(0) ID 58105345 T1 Vasoconstrictive Disorders T2 Quick Answers Surgery YR 2010 FD 2010 PB The McGraw-Hill Companies PP New York, NY SN LK accesssurgery.mhmedical.com/content.aspx?aid=58105345 RD 2024/04/25 AB • Characterized by abnormal lability of sympathetic nervous system• Affects arterial and venous side of capillary bed to reduce cutaneous blood flow• Sluggish flow of deoxygenated blood causes cutaneous cyanosis, coldness, numbness, pain