Figure 2. (a) Active piriformis test, (b) sitted piriformis test, (c) Freiberg test, (d) FAIR test. FAIR: Flexion, adduction, and internal rotation.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.