食管癌英文优选课件

食管癌英文食管癌英文1ContentAnatomyoftheEsophagusSummaryPathogeny(发病机制)ClinicalfeatureDiagnoseDifferentialdiagnosisExerciseContentAnatomyoftheEsophagu2AnatomyoftheEsophagusTheesophagusisamusculartube,whichisadigestiveorganbetweenthethroatandstomach.AnatomyoftheEsophagusThees3PhysiologicalstenosisofesophagusFirst:Thejunctionofthepharynx(咽)andesophagus.Second:locatedinthebackofleftprincipalbronchus.Third:Esophagealhiatus(食管裂孔).

Physiologicalstenosisofesop43SectionsoftheesophagusTheuppersegmentThemiddlesegment

（Carcinomaoccurmostfrequent）

ThelowersegmentTrachealbifurcation(气管分叉)3SectionsoftheesophagusTh5SummaryCarcinomaoftheesophagusisacommonmalignanttumorthatoccursinapopulationcover40yearsold,andinpredilectionformale(好发于男性).SummaryCarcinomaoftheesopha6PrevalenceandmortalityTherearemorethan300,000peopleworldwidediedfromesophagealcancereachyear,and150,000ofthemareChinese.PrevalenceandmortalityThere7nicheCavitylumpoccurred.AchalasiaofcardiaandesophagusNitrosamine(亚硝胺)广泛侵犯食管全层,形成腔外肿物，管腔狭窄，表面可见溃疡ThemiddlesegmentT1Wenhancescanningshowsalumpinthetracheaandbeenhancedlikethecarcinoma.DietaryhabitsAchalasiaofcardiaandesophagus(食管贲门失弛缓征)Small

nodules(小结节)ClinicalfeatureAnatomyoftheEsophagusPathogeny(发病机制)Classificationofesophageal

cancerPeripheral

organgotinvolved

or

lymphnodemetastasis.3SectionsoftheesophagusAchalasiaofcardiaandesophagusAnatomyoftheEsophagusPathogeny(发病机制)Pathogeny1.

Nitrosamine(亚硝胺)2.Fungus(真菌)3.Vitamindeficiency4.DietaryhabitsnichePathogeny1.Nitrosamine(亚8

NitrosamineNitrosamines

contentofthese

foods

areveryhighNitrosamineNitrosamines

conte9Clinicalfeature

InearlystageSymptomsareoftennotobvious,butwhenswallowingthecoarsefood,differentdegreesofuncomfortablefeelingsmayoccur.ClinicalfeatureInearlystag10（Carcinomaoccurmostfrequent）AnatomyoftheEsophagusConstrictivetypeEsophageal

wallcircularorirregularthickening(>5mm).protrudetype(隆起型)AnatomyoftheEsophagusCancerinvadethetracheaThemiddlesegmentProgressive

dysphagia

(进行性吞咽困难)Leiomyomaoftheesophagus(食管平滑肌瘤)Esophageal

wallcircularorirregularthickening(>5mm).Cachexia(恶病质)Nitrosamine（Carcinomaoccurmostfrequent）X-ray

barium

meal3SectionsoftheesophagusClassificationofesophageal

cancerClassificationofesophageal

cancerSmall

nodules(小结节)Pathogeny(发病机制)Loweresophagusbecomethinlikeabeak(鸟嘴征)ClinicalfeatureInthemiddleandadvancedstageProgressive

dysphagia

(进行性吞咽困难)Whenthetumor

invade

thetrachea,tracheoesophagealfistula(气管食管瘘)Cachexia(恶病质)（Carcinomaoccurmostfrequent11Classificationofesophageal

cancer1.Ulcerativetype(溃疡型)2.Mushroomtype(蕈伞型)3.Constrictivetype(缩窄型)4.Medullarytype(髓质型)Classificationofesophageal

c12Diagnose1.X-ray

barium

meal2.ComputedTomography(CT)3.MagneticResonanceImaging(MR)Diagnose1.X-ray

barium

meal131.X-ray

barium

meal(1).EarlystageEsophageal

mucosalfoldsbebeak(粘膜迂曲、断裂)Singleor

multiplesmall

niches(龛影)Limitingfillingdefect(局限性充盈缺损)Bariumstream

slowor

temporary

residence(钡剂流动缓慢或一过性滞留)1.X-ray

barium

meal(1).Early14PostoperationRecurPostoperation15Small

nodules(小结节)Small

nodules(小结节)16protrudetype(隆起型)protrudetype(隆起型)17Early

ulcerativetypeEarly

ulcerativetype18EarlyconstrictivetypeEarlyconstrictivetype19(2).Middleandadvancedstagea.Ulcerativetype(溃疡型)

niche

Thesurroundingofthetumorbecomebulged,andthefoldsofmucousbecomedamaged.(周围隆起,粘膜皱襞破坏)(2).Middleandadvancedstage20FillingdefectAnexpandoverthetumorb.MushroomtypeFillingdefectb.Mushroomtyp21nicheBeaded

fillingdefect(串珠样充盈缺损)ComputedTomography(CT)Cavitylumpoccurred.Theesophagusisamusculartube,whichisadigestiveorganbetweenthethroatandstomach.DietaryhabitsX-ray

barium

mealAchalasiaofcardiaandesophagusX-ray

barium

mealWhenthetumor

invade

thetrachea,tracheoesophagealfistula(气管食管瘘)ClinicalfeatureSmall

nodules(小结节)PostoperationThecarcinomacanencroachonthewhole-layerofesophagusandmakeastenosis,withulcerationonit.ThemiddlesegmentBeaded

fillingdefect(串珠样充盈缺损)Pathogeny(发病机制)AnatomyoftheEsophagusEsophageal

wallcircularorirregularthickening(>5mm).Pathogeny(发病机制)AnexpandoverthetumorProgressive

dysphagia

(进行性吞咽困难)c.ConstrictivetypeM,63Y,Progressive

dysphagia

20dnichec.ConstrictivetypeM,6322d.Medullarytype广泛侵犯食管全层,形成腔外肿物，管腔狭窄，表面可见溃疡Thecarcinomacanencroachonthewhole-layerofesophagus

andmakeastenosis,withulcerationonit.d.Medullarytype广泛侵犯食管全层,形成腔外232.CT1.Esophageal

wallcircularorirregularthickening(>5mm).2.Cavitylumpoccurred.3.Paraesophageal

fatlayer

fuzzy,

disappear.4.Peripheral

organgotinvolved

or

lymphnodemetastasis.5.Enhancedscanningshowed

mildenhancementof

tumor.2.CT1.Esophageal

wallcircul24食管癌英文优选课件25EnhancedscanningEnhancedscanning263.MRThereisasynechia(黏连)betweenthecancerandtheaorticarch.Thehighsignalfatlayerexist.3.MRThereisasynechia(黏连)b27CancerinvadethetracheaT2WI：Thefatlayerdisappearedandthewalloftracheabedamaged.T1Wenhancescanningshowsalumpinthetracheaandbeenhancedlikethecarcinoma.CancerinvadethetracheaT2WI：28Differentialdiagnosis1.Achalasiaofcardiaandesophagus(食管贲门失弛缓征)2.Esophagealvarices(食管静脉曲张)3.Leiomyomaoftheesophagus

(食道平滑肌瘤).Differentialdiagnosis1.Achal291.Achalasiaofcardiaandesophagus

Intermittent

dysphagia(间歇性吞咽困难)Onawideneduppersegment

withfluidlevelLoweresophagusbecomethinlikeabeak(鸟嘴征)Withoutmucosalfoldbreak.1.Achalasiaofcardiaandeso30食管癌英文优选课件312.EsophagealvaricesHaveahistoryoflivercirrhosis,portalhypertension.Beaded

fillingdefect(串珠样充盈缺损)EnhancedCTscan

showed

vasculartortuosity

groupremarkableenhancementanddelayed

enhancement.Bariumemptyingdelay,butnoobstructionphenomenon.2.EsophagealvaricesHaveahi32食管癌英文优选课件33DietaryhabitsEsophageal

mucosalfoldsbebeak(粘膜迂曲、断裂)Esophageal

wallcircularorirregularthickening(>5mm).Esophageal

mucosalfoldsbebeak(粘膜迂曲、断裂)MushroomtypeHaveahistoryoflivercirrhosis,portalhypertension.Loweresophagusbecomethinlikeabeak(鸟嘴征)Leiomyomaoftheesophagus(食管平滑肌瘤)ClinicalfeatureAchalasiaofcardiaandesophagus(食管贲门失弛缓征)Differentialdiagnosis广泛侵犯食管全层,形成腔外肿物，管腔狭窄，表面可见溃疡Smoothcircularcavityfillingdefectwithoutmucosalfoldbreakandsurroundingtissueinvasionandmetastasis.Clinicalfeature（Carcinomaoccurmostfrequent）ThemiddlesegmentAnexpandoverthetumorMagneticResonanceImaging(MR)MedullarytypeThird:Esophagealhiatus(食管裂孔).AchalasiaofcardiaandesophagusConstrictivetype3.Leiomyomaoftheesophagus(食管平滑肌瘤)Smoothcircularcavityfillingdefectwithoutmucosalfoldbreakandsurroundingtissueinvasionandmetastasis.Dietaryhabits3.Leiomyomaof34食管癌英文优选课件35Exercise1.Canurememberthe3physiologicalstenosisofesophagus?(InthisquestionucanansweritinChinese)2.Pleaseshowusthefourtypesofthecarcinomaofesophagus.3.Tellmewhichesophagusdiseaseitisinthefollowingpictures.Exercise1.Canurememberthe36UlcerativecarcinomaUlcerativecarcinoma37TheendThankyou!TheendThankyou!38Middleandadvancedstage3SectionsoftheesophagusPleaseshowusthefourtypesofthecarcinomaofesophagus.Singleor

multiplesmall

niches(龛影)FillingdefectBeaded

fillingdefect(串珠样充盈缺损)Leiomyomaoftheesophagus(食管平滑肌瘤)Canurememberthe3physiologicalstenosisofesophagus?(InthisquestionucanansweritinChinese)Trachealbifurcation(气管分叉)TheuppersegmentFillingdefectMiddleandadvancedstageSecond:locatedinthebackofleftprincipalbronchus.Esophageal

mucosalfoldsbebeak(粘膜迂曲、断裂)Pathogeny(发病机制)Themiddlesegment（Carcinomaoccurmostfrequent）（Carcinomaoccurmostfrequent）ClinicalfeatureSecond:locatedinthebackofleftprincipalbronchus.Small

nodules(小结节)Tellmewhichesophagusdiseaseitisinthefollowingpictures.(周围隆起,粘膜皱襞破坏)CancerinvadethetracheaUlcerativetype(溃疡型)ClinicalfeatureFillingdefectDifferentialdiagnosisPathogeny(发病机制)Nitrosamines

contentofthese

foods

areveryhighClinicalfeature（Carcinomaoccurmostfrequent）ConstrictivetypeLeiomyomaoftheesophagus(食管平滑肌瘤)Therearemorethan300,000peopleworldwidediedfromesophagealcancereachyear,and150,000ofthemareChinese.Small

nodules(小结节)Pleaseshowusthefourtypesofthecarcinomaofesophagus.Loweresophagusbecomethinlikeabeak(鸟嘴征)Progressive

dysphagia

(进行性吞咽困难)Beaded

fillingdefect(串珠样充盈缺损)T1Wenhancescanningshowsalumpinthetracheaandbeenhancedlikethecarcinoma.ClinicalfeatureCachexia(恶病质)Esophageal

mucosalfoldsbebeak(粘膜迂曲、断裂)AnatomyoftheEsophagusTellmewhichesophagusdiseaseitisinthefollowingpictures.Paraesophageal

fatlayer

fuzzy,

disappear.Cavitylumpoccurred.Small

nodules(小结节)AnatomyoftheEsophagusnicheClinicalfeatureSymptomsareoftennotobvious,butwhenswallowingthecoarsefood,differentdegreesofuncomfortablefeelingsmayoccur.Pleaseshowusthefourtypesofthecarcinomaofesophagus.Cachexia(恶病质)Progressive

dysphagia

(进行性吞咽困难)Thehighsignalfatlayerexist.Pathogeny(发病机制)Medullarytype(髓质型)（Carcinomaoccurmostfrequent）EnhancedCTscan

showed

vasculartortuosity

groupremarkableenhancementanddelayed

enhancement.PhysiologicalstenosisofesophagusLeiomyomaoftheesophagus(食管平滑肌瘤)MedullarytypeBeaded

fillingdefect(串珠样充盈缺损)ConstrictivetypeProgressive

dysphagia

(进行性吞咽困难)Tellmewhichesophagusdiseaseitisinthefollowingpictures.FillingdefectConstrictivetype(缩窄型)Cavitylumpoccurred.X-ray

barium

mealConstrictivetypeDifferentialdiagnosisNitrosamines

contentofthese

foods

areveryhighPleaseshowusthefourtypesofthecarcinomaofesophagus.Thereisasynechia(黏连)betweenthecancerandtheaorticarch.Cachexia(恶病质)Classificationofesophageal

cancerPrevalenceandmortalityLoweresophagusbecomethinlikeabeak(鸟嘴征)X-ray

barium

mealPrevalenceandmortality3SectionsoftheesophagusTrachealbifurcation(气管分叉)DifferentialdiagnosisX-ray

barium

mealHaveahistoryoflivercirrhosis,portalhypertension.PrevalenceandmortalityEnhancedCTscan

showed

vasculartortuosity

groupremarkableenhancementanddelayed

trudetype(隆起型)ClinicalfeatureNitrosamine(亚硝胺)Leiomyomaoftheesophagus

(食道平滑肌瘤).Tellmewhichesophagusdiseaseitisinthefollowingpictures.AnatomyoftheEsophagusFillingdefect3SectionsoftheesophagusDietaryhabitsSmoothcircularcavityfillingdefectwithoutmucosalfoldbreakandsurroundingtissueinvasionandmetastasis.Cachexia(恶病质)AnatomyoftheEsophagusPathogeny(发病机制)Inthemiddleandadvancedstage（Carcinomaoccurmostfrequent）Constrictivetype(缩窄型)Thereisasynechia(黏连)betweenthecancerandtheaorticarch.Physiologicalstenosisofesophagus谢谢观看！Middleandadvancedstage(周围隆起39食管癌英文食管癌英文40ContentAnatomyoftheEsophagusSummaryPathogeny(发病机制)ClinicalfeatureDiagnoseDifferentialdiagnosisExerciseContentAnatomyoftheEsophagu41AnatomyoftheEsophagusTheesophagusisamusculartube,whichisadigestiveorganbetweenthethroatandstomach.AnatomyoftheEsophagusThees42PhysiologicalstenosisofesophagusFirst:Thejunctionofthepharynx(咽)andesophagus.Second:locatedinthebackofleftprincipalbronchus.Third:Esophagealhiatus(食管裂孔).

Physiologicalstenosisofesop433SectionsoftheesophagusTheuppersegmentThemiddlesegment

（Carcinomaoccurmostfrequent）

ThelowersegmentTrachealbifurcation(气管分叉)3SectionsoftheesophagusTh44SummaryCarcinomaoftheesophagusisacommonmalignanttumorthatoccursinapopulationcover40yearsold,andinpredilectionformale(好发于男性).SummaryCarcinomaoftheesopha45PrevalenceandmortalityTherearemorethan300,000peopleworldwidediedfromesophagealcancereachyear,and150,000ofthemareChinese.PrevalenceandmortalityThere46nicheCavitylumpoccurred.AchalasiaofcardiaandesophagusNitrosamine(亚硝胺)广泛侵犯食管全层,形成腔外肿物，管腔狭窄，表面可见溃疡ThemiddlesegmentT1Wenhancescanningshowsalumpinthetracheaandbeenhancedlikethecarcinoma.DietaryhabitsAchalasiaofcardiaandesophagus(食管贲门失弛缓征)Small

nodules(小结节)ClinicalfeatureAnatomyoftheEsophagusPathogeny(发病机制)Classificationofesophageal

cancerPeripheral

organgotinvolved

or

lymphnodemetastasis.3SectionsoftheesophagusAchalasiaofcardiaandesophagusAnatomyoftheEsophagusPathogeny(发病机制)Pathogeny1.

Nitrosamine(亚硝胺)2.Fungus(真菌)3.Vitamindeficiency4.DietaryhabitsnichePathogeny1.Nitrosamine(亚47

NitrosamineNitrosamines

contentofthese

foods

areveryhighNitrosamineNitrosamines

conte48Clinicalfeature

InearlystageSymptomsareoftennotobvious,butwhenswallowingthecoarsefood,differentdegreesofuncomfortablefeelingsmayoccur.ClinicalfeatureInearlystag49（Carcinomaoccurmostfrequent）AnatomyoftheEsophagusConstrictivetypeEsophageal

wallcircularorirregularthickening(>5mm).protrudetype(隆起型)AnatomyoftheEsophagusCancerinvadethetracheaThemiddlesegmentProgressive

dysphagia

(进行性吞咽困难)Leiomyomaoftheesophagus(食管平滑肌瘤)Esophageal

wallcircularorirregularthickening(>5mm).Cachexia(恶病质)Nitrosamine（Carcinomaoccurmostfrequent）X-ray

barium

meal3SectionsoftheesophagusClassificationofesophageal

cancerClassificationofesophageal

cancerSmall

nodules(小结节)Pathogeny(发病机制)Loweresophagusbecomethinlikeabeak(鸟嘴征)ClinicalfeatureInthemiddleandadvancedstageProgressive

dysphagia

(进行性吞咽困难)Whenthetumor

invade

thetrachea,tracheoesophagealfistula(气管食管瘘)Cachexia(恶病质)（Carcinomaoccurmostfrequent50Classificationofesophageal

cancer1.Ulcerativetype(溃疡型)2.Mushroomtype(蕈伞型)3.Constrictivetype(缩窄型)4.Medullarytype(髓质型)Classificationofesophageal

c51Diagnose1.X-ray

barium

meal2.ComputedTomography(CT)3.MagneticResonanceImaging(MR)Diagnose1.X-ray

barium

meal521.X-ray

barium

meal(1).EarlystageEsophageal

mucosalfoldsbebeak(粘膜迂曲、断裂)Singleor

multiplesmall

niches(龛影)Limitingfillingdefect(局限性充盈缺损)Bariumstream

slowor

temporary

residence(钡剂流动缓慢或一过性滞留)1.X-ray

barium

meal(1).Early53PostoperationRecurPostoperation54Small

nodules(小结节)Small

nodules(小结节)55protrudetype(隆起型)protrudetype(隆起型)56Early

ulcerativetypeEarly

ulcerativetype57EarlyconstrictivetypeEarlyconstrictivetype58(2).Middleandadvancedstagea.Ulcerativetype(溃疡型)

niche

Thesurroundingofthetumorbecomebulged,andthefoldsofmucousbecomedamaged.(周围隆起,粘膜皱襞破坏)(2).Middleandadvancedstage59FillingdefectAnexpandoverthetumorb.MushroomtypeFillingdefectb.Mushroomtyp60nicheBeaded

fillingdefect(串珠样充盈缺损)ComputedTomography(CT)Cavitylumpoccurred.Theesophagusisamusculartube,whichisadigestiveorganbetweenthethroatandstomach.DietaryhabitsX-ray

barium

mealAchalasiaofcardiaandesophagusX-ray

barium

mealWhenthetumor

invade

thetrachea,tracheoesophagealfistula(气管食管瘘)ClinicalfeatureSmall

nodules(小结节)PostoperationThecarcinomacanencroachonthewhole-layerofesophagusandmakeastenosis,withulcerationonit.ThemiddlesegmentBeaded

fillingdefect(串珠样充盈缺损)Pathogeny(发病机制)AnatomyoftheEsophagusEsophageal

wallcircularorirregularthickening(>5mm).Pathogeny(发病机制)AnexpandoverthetumorProgressive

dysphagia

(进行性吞咽困难)c.ConstrictivetypeM,63Y,Progressive

dysphagia

20dnichec.ConstrictivetypeM,6361d.Medullarytype广泛侵犯食管全层,形成腔外肿物，管腔狭窄，表面可见溃疡Thecarcinomacanencroachonthewhole-layerofesophagus

andmakeastenosis,withulcerationonit.d.Medullarytype广泛侵犯食管全层,形成腔外622.CT1.Esophageal

wallcircularorirregularthickening(>5mm).2.Cavitylumpoccurred.3.Paraesophageal

fatlayer

fuzzy,

disappear.4.Peripheral

organgotinvolved

or

lymphnodemetastasis.5.Enhancedscanningshowed

mildenhancementof

tumor.2.CT1.Esophageal

wallcircul63食管癌英文优选课件64EnhancedscanningEnhancedscanning653.MRThereisasynechia(黏连)betweenthecancerandtheaorticarch.Thehighsignalfatlayerexist.3.MRThereisasynechia(黏连)b66CancerinvadethetracheaT2WI：Thefatlayerdisappearedandthewalloftracheabedamaged.T1Wenhancescanningshowsalumpinthetracheaandbeenhancedlikethecarcinoma.CancerinvadethetracheaT2WI：67Differentialdiagnosis1.Achalasiaofcardiaandesophagus(食管贲门失弛缓征)2.Esophagealvarices(食管静脉曲张)3.Leiomyomaoftheesophagus

(食道平滑肌瘤).Differentialdiagnosis1.Achal681.Achalasiaofcardiaandesophagus

Intermittent

dysphagia(间歇性吞咽困难)Onawideneduppersegment

withfluidlevelLoweresophagusbecomethinlikeabeak(鸟嘴征)Withoutmucosalfoldbreak.1.Achalasiaofcardiaandeso69食管癌英文优选课件702.EsophagealvaricesHaveahistoryoflivercirrhosis,portalhypertension.Beaded

fillingdefect(串珠样充盈缺损)EnhancedCTscan

showed

vasculartortuosity

groupremarkableenhancementanddelayed

enhancement.Bariumemptyingdelay,butnoobstructionphenomenon.2.EsophagealvaricesHaveahi71食管癌英文优选课件72DietaryhabitsEsophageal

mucosalfoldsbebeak(粘膜迂曲、断裂)Esophageal

wallcircularorirregularthickening(>5mm).Esophageal

mucosalfoldsbebeak(粘膜迂曲、断裂)MushroomtypeHaveahistoryoflivercirrhosis,portalhypertension.Loweresophagusbecomethinlikeabeak(鸟嘴征)Leiomyomaoftheesophagus(食管平滑肌瘤)ClinicalfeatureAchalasiaofcardiaandesophagus(食管贲门失弛缓征)Differentialdiagnosis广泛侵犯食管全层,形成腔外肿物，管腔狭窄，表面可见溃疡Smoothcircularcavityfillingdefectwithoutmucosalfoldbreakandsurroundingtissueinvasionandmetastasis.Clinicalfeature（Carcinomaoccurmostfrequent）ThemiddlesegmentAnexpandoverthetumorMagneticResonanceImaging(MR)MedullarytypeThird:Esophagealhiatus(食管裂孔).AchalasiaofcardiaandesophagusConstrictivetype3.Leiomyomaoftheesophagus(食管平滑肌瘤)Smoothcircularcavityfillingdefectwithoutmucosalfoldbreakandsurroundingtissueinvasionandmetastasis.Dietaryhabits3.Leiomyomaof73食管癌英文优选课件74Exercise1.Canurememberthe3physiologicalstenosisofesophagus?(InthisquestionucanansweritinChinese)2.Pleaseshowusthefourtypesofthecarcinomaofesophagus.3.Tellmewhichesophagusdiseaseitisinthefollowingpictures.Exercise1.Canurememberthe75UlcerativecarcinomaUlcerativecarcinoma76TheendThankyou!TheendThankyou!77Middleandadvancedstage3SectionsoftheesophagusPleaseshowusthefourtypesofthecarcinomaofesophagus.Singleor

multiplesmall

niches(龛影)FillingdefectBeaded

fillingdefect(串珠样充盈缺损)Leiomyomaoftheesophagus(食管平滑肌瘤)Canurememberthe3physiologicalstenosisofesophagus?(InthisquestionucanansweritinChinese)Trachealbifurcation(气管分叉)TheuppersegmentFillingdefectMiddleandadvancedstageSecond:locatedinthebackofleftprincipalbronchus.Esophageal

mucosalfoldsbebeak(粘膜迂曲、断裂)Pathogeny(发病机制)Themiddlesegment（Carcinomaoccurmostfrequent）（Carcinomaoccurmostfrequent）ClinicalfeatureSecond:locatedinthebackofleftprincipalbronchus.Small

nodules(小结节)Tellmewhichesophagusdiseaseitisinthefollowingpictures.(周围隆起,粘膜皱襞破坏)CancerinvadethetracheaUlcerativetype(溃疡型)ClinicalfeatureFillingdefectDifferentialdiagnosisPathogeny(发病机制)Nitrosamines

contentofthese

foods

areveryhighClinicalfeature（Carcinomaoccurmostfrequent）ConstrictivetypeLeiomyomaoftheesophagus(食管平滑肌瘤)Therearemorethan300,000peopleworldwidediedfromesophagealcancereachyear,and150,000ofthemareChinese.Small

nodules(小结节)Pleaseshowusthefourtypesofthecarcinomaofesophagus.Loweresophagusbecomethinlikeabeak(鸟嘴征)Progressive

dysphagia

(进行性吞咽困难)Beaded

fillingdefect(串珠样充盈缺损)T1Wenhancescanningshows