Peripheral assessment of phenylephrine-induced vasoconstriction by laser Doppler flowmetry and its potential relevance to homeostatic mechanisms.
Silverman DG, Jotkowitz AB, Freemer M, Gutter V, O'Connor TZ, Braverman IM. Peripheral assessment of phenylephrine-induced vasoconstriction by laser Doppler flowmetry and its potential relevance to homeostatic mechanisms. Circulation 1994, 90: 23-26. PMID: 8026002, DOI: 10.1161/01.cir.90.1.23.Peer-Reviewed Original ResearchConceptsLaser Doppler flowmetryBlood pressureDoppler flowmetrySkin perfusionPressure cuffHeart rateBrachial blood pressure cuffBlood cellsCutaneous laser-Doppler flowmetryDiastolic blood pressurePhenylephrine-induced vasoconstrictionBlood pressure cuffLaser Doppler flowmeter probeRed cell fluxLaser Doppler readingsForearm vasodilationPeripheral assessmentVasoconstrictive stimuliBaroreceptor activityRed blood cellsForearm vesselsIntravenous infusionSystemic infusionVasoactive stimuliHealthy volunteers