Psoas sign: Sensitivity and Specificity
Introduction:
None written. Excerpt from the entry in Appendicitis:
With the patient in the supine position, ask the patient to lift the right thigh against your hand placed just above the knee. With the patient in left lateral decubitus position, extend the right leg at the hip.
With the patient in the supine position, ask the patient to lift the right thigh against your hand placed just above the knee. With the patient in left lateral decubitus position, extend the right leg at the hip.
Associated Diagnoses:
16% sensitive, 95% specific