The 'whoosh' test. A clinical test to confirm correct needle placement in caudal epidural injections.

Lewis, M P; Thomas, P; Wilson, L F; Mulholland, R C · Anaesthesia · 1992

case_series · Level IV

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Abstract

We describe a previously unreported test to confirm accurate needle placement in caudal epidurals. Of 26 patients undergoing caudal epidural, 19 (73%) had correct needle placement as determined by epidurography. All of these had a positive 'whoosh' test. There were no false positives.

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