Facial droop is weakness in the facial muscles caused by loss of nerve function. This can produce a distorted appearance because the facial muscles sag, usually on only one side of the face.
Primary Medical ReviewerAnne C. Poinier, MD - Internal Medicine
Specialist Medical ReviewerJennifer Hone, MD - Endocrinology, Diabetes and Metabolism
Current as ofNovember 14, 2014
WebMD Medical Reference from Healthwise