Pulsar一18支架治疗自发性孤立性肠系膜上动脉夹层的中期疗效

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【中图分类号】R543.7【文献标志码】A【收稿日期】2024-06-13

Mid-term efficacy of Pulsar-18 stent in treatment of spontaneous isolated superior mesenteric arterydissection

，Zhang Lin，Zeng Xi，Zhang Wei，Zhang Xinqian，Li Fenghe （Department of Vascular Surgery，The First Affiliated Hospital of Chongqing Medical University）

【AbstractObjectiveToinvestigatethemid-termeficacyofPulsar-18stentinthetreamentofspontaneousisolatedsuperiorsetericarterydisectionSA）througharetrospectiveanalysis.Methods：Aretrospectiveanalysisaspeforedfortheataofpatients withSMAwhoreceivedtreatmentwithPulsar-18stentfromApril2O19toarchO1.Basicinformationwascolected，such assexage，underlyingdiseasendradiologicalaturs，ndtepatintswereobseedintsoftimprovementinccalsptoms，stentpatencyrate，andvasularremodeingduringfollup.Results：Atotalof4patintswereincudedinthissdyith41 male patientsand4female patients.Thepatients hadanageof45-72yearsandthe patients withhypertensionaccounted for 4 8 . 8 9 % （204号 （22/45）. The surgical success rate was 100 % .A total of63 stentswere placed for the45patients，witha stent diameter ranging from5 mmto7mm.Therewerenoperioperativecomplicationssuchasacutethrombosisofthestent，andtheprobabilityofhematomaatthe puncture point was 0 % . The stent patency rate was 100 % at3 months，6 months，1 year，and2 years after stent placement，and the complete vascular remodeling rate was 6 4 . 4 % 8 2 . 2 % 8 2 . 2 % ，and 8 6 . 7 % ，respectively. One patient developed bloody stool at 5 months aftersurgeryandwasdiagnosedwithduodenalulcer，ndthepatientfullrecoveredafterendoscopichemostasis.heotherpatientshad norecurrentabdominalpain，new-onsetaneurysms，renlargementof thefalselumen within2years.Conclusion：Pulsar-8stent placementisanefectivetreatment methodforSDSMAandcanprovideahighrateofcompletevascularremodeling，withahigh patency rate during mid-term follow-up.

【Key words】spontaneous isolated superior mesenteric artery dissection；endovascular therapy;complete vascular remodeling rate; partialvascularremodelingrate;patencyrate

自发性孤立性肠系膜上动脉夹层（spontaneousisolated dissection of superior mesentericartery，SIDSMA）是指肠系膜上动脉内膜在无明确的诱因（如外伤、医源性损伤等）的情况下出现破口，导致血液通过破口进入动脉壁中，撕裂内膜和外膜的1种疾病。（剩余8715字）