简介：BACKGROUND:Clinicaldiagnosisofvariousneurologicaldisordersinvolvingthesensorynervesdependsprimarilyonsubjectivedescription,whichcannotbequantitativelyevaluated,andisalsolessreproducibleandspecific.QuantitativesensorytestingmethodscanovercometheseshortcomingsandiscurrentlyusedtoidentifythefunctionoftheC-andA-fibers.OBJECTIVE:Toapplythequantitativesensorytestingmethodforanalyzingchangesintemperaturesensation,cryalgesia,thermalgesia,andvibrationsenseontheskinsurfaceofhemiplegicpatientswithpost-strokeshoulder-handsyndrome,andtoanalyzetherelationshipbetweenthesechangesandshoulder-handsyndrome.DESIGN,TIMEANDSETTING:Anon-randomized,concurrent,controlstudywasperformedattheClinicandInpatientDepartmentoftheThirdXiangyaHospital,CentralSouthUniversity,betweenJune2000andApril2001.PARTICIPANTS:Thirtypost-stroke,hemiplegicpatientsweredividedintoshoulder-handsyndromeandcontrolgroups,accordingtowhetherpatientsexhibitedshoulder-handsyndrome,with15patientsineachgroup.METHODS:ATSA2001quantitativesensorytestingdevice(Medoc,Israel)wasusedforquantitativesensorytesting.Allsensorytestingemployedlimits,testingtemperaturesenseonthepalmthenareminenceandvibrationsenseonthethumbmetacarpal.Coldthresholdwas≤28℃,warmththresholdwas≥36℃,cold-evokedpainthresholdwas≤5℃,heat-evokedpainthresholdwas≥51℃,vibrationthresholdwas≥5μm/s;ifapatientmetoneoftheseitems,he/shewasconsideredtobehypoanesthesia.MAINOUTCOMEMEASURES:Cold,warm,cold-evokedpain,heat-evokedpainandvibrationthresholdchangesonskinfromtheparalyzedupperextremitywasmeasuredintheshoulder-handsyndromeandcontrolgroups.RESULTS:Incidenceofsensorydisabilityintheshoulder-handsyndromegroupincreasedmoresignificantlythaninthecontrolgroup(P<0.05),withtheprimarymanifestationsbeingdecreasedcoldthreshold(P<0.