theater sign

An often bilateral knee stiffness and pain which occurs after prolonged sitting in patients with patellofemoral joint pain, which the patient tries to address by periodically trying to straighten his/her leg

Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

theater sign

Pain in the anterior knee that is felt after prolonged sitting. It is a symptom sometimes reported by patients with patellofemoral pain syndrome.

See also: sign

Medical Dictionary, © 2009 Farlex and Partners