文献标识码：A

    中图分类号：R739.5

    文章编号：1006-1959(2025)09-0153-05

    DOIl：10.3969/j.issn.1006-1959.2025.09.032

    Abstract：OjectiveTostudyteplicatiovalueofatosoycombedithighfrequencyultrasoudinpreoperativetreaentofin malignantumorsMethosAtotalof6patintsitiganttumorsadmitedtSgraoIstituteofatologdVealiseae ControlHospitalfruartebeleseseaectscding6atitsisalcella) and90patientswithutaneoussquaouscellcarcinoa(SC)Teyweredividedintoontrolgoup93patients)andbservatiogoup(93 patients)byrandoumbertabletodTeontrolgroupastreatedwithslowohsmcrogaphicsurgerysMMS)，iletebeatiogroup wastreated with dermoscopy combined with high frequency ultrasound + sMMS.The numberof surgical resectionsand operation timewere compared betwnthetwogoups.ThedermoscopicndhighfrequencyultrasoudfidingsofBCCpatientsandcSCCpatientsintheobservationgoupwere analyzed.ResultsThenumberofsurgicalresectionandoperationtimeintheobservationgroupwerelessthanthoseinthcontrolgroup Plt;0 . 0 5 ) ! DermatoscopsodattereasstatistalligiantdieecieproporoofrancigveselweenisCpantsad high-riskBCCtintstseatiogou(OO).eigfreqcyurasoudeaatioineatiogroupowdates astiticallysigicantdifeeceinteosteroacousisdoangstweneowiskCCpatintsdesai P lt; 0.05).Teressatialltieeiofitsucuedasiooicpigetrctue betweenpatientswithpoorlydifferentiatedcSCCandpatientswithmoderatelyandhighlydiffrentiatedcSCC( P lt;0.05).There was no significant diferenceingfrequencyultrasoudfindingsbetweenpatintswithpoolydiferentiatedSCandpatintswithmoderaelyandghly differentiated cSCC Pgt;0 . 0 5 ).ConclusionDermoscopy combined with high frequencyultrasound canreduce thenumber ofsurgical resections in patientswithskinmaliganttumorsortenteoperatiotieeflttepatologicalclassficatiooflsiosndasodpratie evaluation value. ......