英文醫(yī)學(xué)影像學(xué)考題及答案

nametheorgansinthefigure.(15points)nametheorgansinthefigure.(15points)臨床醫(yī)學(xué)】英文醫(yī)學(xué)影像學(xué)考題及答案FinalExaminationofForeignStudentsThefollowingfigureisanX-rayfilmofnormalchest.Pleasefm 弋J]123456789101112131415Terminterpretation(6points)Foggingeffect:ChemoembolizationFillingtheblanks(24points)ForpatientswithbraintraumatherearethreetypesofOnX-rayfilm,therearefourfundamentalradiographicdensities.Bonesappear.Musclesappear.Fatappears.Airandgasesappear.TOC\o"1-5"\h\zTheindicationsofembolizationconclude , ， ， ， ，?Theaimofinferiorvenacavafilterplacementwasto .5.Endovascularstenthastwokindsofunfoldtypes: _and .Angiographycanbeperformedby , , technique.Givesomeexampleofnon-vascularintervention: , 5 5 ?Themainlimitationofangioplastywas .Answerthequestions.(35points)PleasewritedownthecommonsiteofhypertensivecerebralhemorrhageanditsCTappearance(10points)PleasewritedownCTandMRIappearanceofmeningioma.(14points)Whatistheprincipleoftranscatheterarterialinfusion?(6points)Pleasegiveanintroductionofangioplastyanditsmaintechnique.(5points)Accordingtotheclinicalmaterialsandradiologicexamination,pleasewritedowntheradiologicappearanceandyourimpression.(20points)1.Case1A38-year-oldmanwithahistoryoffever,cough,rustedsputumandleftchest9painforoneweek.Thewhitebloodcellcountwas12.0X10/L.Theposteroanteriorandlateralviewfilmsasfollows:Case2A34-year-oldman,Hesufferedfromlowgradefeverintheafternoon,cough,weaknessforhalfamonth.ThefindingsofCTscanasfollows:3.Case3A-70-year-oldfemalwithahistoryofcoloncarcinoma.4.Case4

A38-year-oldmanwithmyastheniagravisforhalfayear.5.Case5A68-year-oldfemalewithahistoryofsmokingfor30years.Theclinicalsymptomwascough,hemoptysisfortwomonths.2002-2003FinalExaminationofForeignStudents(Answers)I.1trachea2rightmainbronchus3leftmainbronchus4scapula5clavicle6sternum7azygosvein8aorticarch9leftpulmonaryartery10upperleftcardiacborder11lowerleftcardiacborder12rightatrium13lowerlobearteries14lateralcostophrenicangle15breastII.Foggingeffect:During2~3weeksaftercerebralinfarction,thedensityoftheinfarctedlesionincreasedandbecameisodense.Thisisduetoreductioninedema,leakageofproteinsfromcelllysisandinvasionofmacrophage.Chemoembolization:Atechniquethatcombinestranscatheterarterialinfusionofchemotherapydrugsandembolization.III.1.epiduralhemorrhage,subduralhemorrhage,subarachnoidhemorrhage2.black,gray-black,gray,whitecontrolofhemorrage,devascularizationoftumors,.ablationoforganortissue,varicocele,modificationofbloodflow,perigraftleakandbackbleeding,followingstent-graft,localizationofsmallbowelangiodysplasia(choose5)preventthepummonaryembolism5.balloon-expandblestent，selfexpandablestent6.DSA,MRA,CTA7.percutaneousbiopsy,percutaneousdrainage&aspiration,transcatheterdilatenonvasclularlumen,percutaneousinterstitialtherapy8.restenosisIV.1.Verycommonreasonishypertensionandthecommonsitearebasalganglionandthalamus.Acutehemorrhage:hyperdense,60-80Hu(hemoglobin)Subacutehemorrhage:attenuationdecreasedwithtime(1.5Huperday);startperipheryprogresscentrally;isodensebetween1to6weeks;peripheralenhancementChronichemorrhage:hypodenseResiduaofhemorrage:hypodensefoci(37%);slitlikelesion(25%);calcification(10%);noabnormal(27%)2.CT:Sharpcircumscribedroundorsmoothlylobulatedmass;Connectedwithduraorinnertablewithabroadbas.Homogenoushyperdense(75%),isodense.Calcification20~25%,diffuse,focal,sandlike,sunburst,globular,rimlike.BonedestructureorhyperosteogenySofttissuemassinscalpEdema:nonexceptforvenousorsinuscompressedNecrosisorcystformation:seldom8~25%Hemorrhage:uncommonEnhancement:obviousanduniformenhancementMRI:IsointensewithgraymatteronT1WI,T2WI;CSFcleftandpialvesselsaroundtumor;Flowvoidvesselswithintumor;Enhancedrapidlyandintensely,Duraltailsign.Duraadjacenttotumorshowlinerenhancemet.suggestivenotspecificformeningioma,alsocanbeseeninschwannoma,gliblastomamultiforme,metastasesDrugsadministratedthroughveinswerediluted,combinedwithprotein,thelevelofdrugsinthetargetorganislow,untargetorganswasalsoaffected,sideeffectswasseriousTAIincreasethelevelofdrugsinthetargetorgan,prolongthecontacttimewithlesion,enhancetheeffectiveness,lowerthesideeffectsBallonangioplasty.Endovascularstent.Atherectomy/thrombousremovel.Laserangioplasty.Ultrasoundangioplasty.V.1.case1:leftlowerlobe;confluentpatchyopacities;obliteratetheposteriorlefthemidiaphragmonthelateralview;impression:leftlowerlobepneumonia2.case2:multiple(diffuse);small(military)nodulesthroughoutbothlungs;homogeneousdensity;impression:militarytuberculosiscase3:multiplenodules;bilaterallungfields;well-definedmargins;homogeneousdensity;impression:pulmonarymetastasescase4:anteriormediastinum(anteriortothegreatvessels);mass;well-definedmargins;softtissuedensity;homogeneousdensity;impresson:thymoma5.case5:righthilumenlarged;thewallofthebronchusthickened;softtissuede