Allis's sign

Al·lis's sign

(ăl′ĭ-sĭz)
n.
An indication of fracture in the neck of the femur in which a finger easily sinks into the relaxed fascia between the great trochanter and the iliac crest.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.