Nerve stretch test
In the Slump test, the patient sits on a bench with legs hanging off. First flex the back, then passive full extension in the knee joint. Record whether radiating pain occurs in the leg.
Slump test, flexed back and passive knee extension

Slump test, back extension as a response to pain

Test characteristics: Sens 83, Spec 55, LR+1.82, LR-0.32