An Allen test is performed prior to obtaining an ABG by puncture.
Nursing Tips / Allen Test April 7, 2022 Updated: September 9, 2026 Cathy Parkes, RN BSN PHN CWCN Share Share Link Close share Copy link An Allen test is performed prior to obtaining an ABG by puncture. Back to blog Leave a comment Name * Email * Comment * Please note, comments need to be approved before they are published.