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Kernig Sign: Sensitivity and Specificity

Introduction: None written. Excerpt from the entry in Bacterial Meningitis:
The maneuver is most commonly performed with the patient lying supine and the hip flexed at 90°. A positive sign is present when extension of the knee from this position elicits resistance or pain in the lower back or posterior thigh.

one study. Brudzinsksi's original study had a sensitivity of 57%.

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Tags: Physical Exam Tag this Finding.

Associated Diagnoses:

Bacterial Meningitis

9% sensitive, 100% specific