3esvas b超-spleen ultrasound chenDiplECVDI兽医诊断影像学学会认证医师

sonographyofthePatrickDiplECVDI欧洲兽医 ClinicalRadiology临床放射学UniversityBern伯尔尼大学Indications适应splenomegaly(palpatory,radiography)abdominalmass(palpatory,radiography)peritonealeffusion/hemoperitotraumapatients(HBCetc.) normalspleen正常的脾variableposition:headunderthecaudalendoftheribcage,bodyandtailalongtheleftabdominalwall,sometimescrossingthemidlineventrally,sometimesvisiblecranialtotheurinarybladder incatssometimesinanobliquecraniodorsal-caudoventralsmoothechogeniccapsule有光滑并可产生回波的被膜homogenousparenchyma,hyperechoictoliverandkidneycortexdistinctandsharpmargins有清晰而明显的边缘splenicsplenicartery:difficulttovisualize,branchoftheceliacarterysplenicveins->splenichilus->portalvein脾静脉脾门->Splenomegaly脾肿anesthesiabreedassociatedinfection,immunemediateddisease,lymphoma,leukemia,neoplasia,congestion/vascularstases(usuallynotcardiogenic),anemia,torsion,parasiticdisease(Hemobartonella,Babesia,血，扭转，疾病（血体病，斯虫，氏体echogenicityofparenchymal实质损害产生回声的性lesion损局部病灶/多病灶

diffuse弥漫无回

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高回lymphocytic,malignanthistiocytic,mastocytic淋巴细胞性，恶性组织细胞性，肥大细胞性浸acutecongestion急性充splenitis脾amyloidosis淀粉样splenictorsion脾扭splenomegalydiffuse,hypoechoicregions(dilatedsinusoids)withparallelechos(vessels)additionalfindings: necrosis,infarct,abscess,freeabdominalfluidabsenceofbloodflowsplenitisappearsimilarsonographically,butnoparallelechos脾炎有类似的超声表现，但是没有平行的回声echogenicityofparenchymallesion损实质损害产生回声的lesion损局局部病灶/多病灶diffuse弥漫无回低无回低回高回混合低回高回chroniccongestionchroniccongestion慢性充血chronicinflammation慢性炎症chronicmyeloproliferativedesease慢性骨髓增生性疾echogenicityofparenchymal实质损害产生回声的性lesion损局部病灶/多病灶

diffuse弥漫无回

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混合primarymetastaticInfarct梗死lymphoma淋巴瘤

lymphoma淋巴primaryormetastatictumorhematoma血肿Infarct梗死Abscess脓肿nodularhyperplasia结节性增

primarymetastatic性或转移性肿hematoma血肿nodular结节性增fibrosis纤维

primaryor 性或转移性肿hematoma血肿infarct梗死abscess脓肿nodularhyperplasiadiagnosiswithpotentiallysimilarfocalsplenicsonographicfindingsnodularhyperplasiahematomaabscessprimaryormetastaticnecrosistoxicinflammatorydiseaseinfarct梗脾initially脾developmentofwidespreadthrombosis,necrosisandabscess esmallermay脾静脉血focal/multifocalsplenic as(hemangio-,lympho-,leyomyo,fibro-,etc.)metslesscommonthanintheretrogradeinvolvementfromthe searchingforabdominalmets(organs, ， a血管肉complexechogenicity回声性很复杂examinationoftherightatrium/auricleandtheliver对右心房/心耳和肝脏进行检查oftenhemoperito difficulttodifferenciatefromahematomaby使用细针抽吸的方法很难和血肿进行鉴EnglishSetter,10yearsdiabetesmellitus,pancreatitis,