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1、DigestiveSystemCanyouenjoyyourlifewithoutyourdigestivesystem?CharacteristicsofDigestiveSystemTakinginenergysourcesDigestionenergytissueabsorptionwasteNumerousorgansIndiretlycontactwithoutsideenvironmentFood→Pathogenicfactors→(physical,chemical,microbial)CommonL
2、esionsinflammationUlcerbleedingperforationneoplasmfunctionaldisturbancesinflammationerosionulcerbleedingperforationtumorCharacteristicsofDigestiveSystemNotonlyadigestiveorganbutalsoendocrineorganpancreasgastringlucagonsomatostatinVIPinsulinCharacteristicsofDige
3、stiveSystemImmuneorganmucosa.submucosalymhaticsystemLiverUniqueneurologicsystemvagussympatheticmesentericplexusRelationwithothersystemsDiseasesSymptomEsophagusinflammationdysphagia,heartburncancerachalasiaGERDStomachinflammationupperabdominaldiscomfortulcerpain
4、,anorexia,acidrefluxcancernausea,vomitting,hematemesisfunctionaldyspepsiamelenaSmallintestineinflammationpericembilicalpain(bacterial,virusT.B)distentiondiarrheableeding,necrosismalabsorptionulcer.(Crohn’s)cancer(rare)Coloninflammationabdominalpain(lateral)(dys
5、entry,nonspecific)constipationdiarrheaulcerhematocheziacancerDiseaseSymptomLiverinflammationhepaticareadiscomfort(hepatitisabcess)pain.hepatomegalycirrhosistenderness,jaundicecancerportalhypertensionBiliarytractcolickyinflammationjaundicestone,parasite,tumorDis
6、easeSymptompancreasinflammationupperabdominalpaincancerjaundicemalabsorptionPeritonealmesentericabdominalpaininflammationtenderness(T.B)ascitescancer(metastatic)Diagnosis&differentialDiagnosisHistorymainsymptoms:pain(example)site,timeandmodeofonsetfrequencyandd
7、uration.characterseverity,radiation,aggravatingfactorsrelievingfactorsDiagnosis&differentialDiagnosisSigns:inspection→auscultation→percussion→palpationorgan?Mass?abdominalwall?Inabdomen?youpalpateliver?orLiverpalpateyou?digitalrectalexaminationOtherExaninations
8、blood:livertest.(TB.CB.ALT.AST.A.G.ALP.PT)liverfunctiontest.virusmarkers(hepatitis.ABCDE.etc)tumormarkers(CEA,CA19-9,CA125…)feces:routine,occultblood.parasitesXRay:plainfilm
