Different Responses of Ear and Finger Pulse Oximeter Wave Form to Cold Pressor Test
Awad A, Ghobashy M, Ouda W, Stout R, Silverman D, Shelley K. Different Responses of Ear and Finger Pulse Oximeter Wave Form to Cold Pressor Test. Anesthesia & Analgesia 2001, 92: 1483-1486. PMID: 11375830, DOI: 10.1097/00000539-200106000-00026.Peer-Reviewed Original ResearchConceptsCold pressor testVasoconstrictive responsePressor testIce water immersionPlethysmographic amplitudeVasoconstrictive effectSympathetic toneContralateral handHealthy volunteersSystemic circulationIRB approvalCold stimuliClinical settingEarSignificant disparitiesSignificant changesSuitable monitorFingerResponseEar signalsWater immersionPlethysmography