Test Overview of Trendelenburg's Test
In Trendelenburg's Test, the patient is in standing position, and is asked to lift one leg one at a time, flexing the raised leg at both the knee and the hip. The test is positive for weakness of the gluteus medius on the stance side if the iliac crest (pelvic) rim of non-stance (lifted) leg fails to rise [Gear2009]Test Indications of Trendelenburg's Test
References regarding Trendelenburg's Test
[Evans2001]  Ronald C. Evans.
Illustrated Orthopedic Assessment.
St. Louis: Mosby (2001).
[Gear2009]  Robert L Gear, Jr.
Personal communication,
(2009). Full text: http://www.comprehensive.ws/AboutTheDoctors.html#Jr
Unless specifically noted above, references used in the construction of this web page include the following:
[FMU] Lecture notes from Functional Medicine University.
[SCNM] Lecture notes from Southwest College of Naturopathic Medicine.
[UT] Lecture notes from the University of Tennessee graduate programs in Chemistry, Microbiology, and Biochemistry.