title: [Should Allen test be performed before radial artery cannulation?].
abstract: The Allen test is performed to assess the circulation of the hand. It's reliability has been questioned in several studies. The results of a review are reported: the criteria of an abnormal Allen test are not agreed on and performing it cannot be considered standard care.
mesh_terms: D000328:Adult; D001157:Arterial Occlusive Diseases / Q000175:diagnosis*; D002406:Catheterization, Peripheral; D003097:Collateral Circulation; D006225:Hand / Q000098:blood supply*; D006801:Humans; D017534:Radial Artery