獸醫(yī)課件胃腸道

Gastrointestinal胃Gastrointestinal胃腸HengHockGanDVM,MVS,MS,DiplomateACVR,ECVDI,PurdueUniversity.hheng@purdueeduChallenges挑Challenges挑Gas–SpatialcompoundChallenges挑NearChallenges挑NearwallmaynotbeasclearlyasthefarSometimesonlypossibletoevaluateonesideoftheGITIndications適ObservationIndications適Observationofcontraction觀察收ForeignbodyvsforeignbodyobstructionGIsign–vomitingIBD,StomachAnatomic?Echotexture–appearanceof5ultrasonographicStomachAnatomic?Echotexture–appearanceof5ultrasonographicwalllayersContractions–5-6perGastriccontents–gas,fluid,foreignIfthereisintra-luminalgas,thenwecanonlyevaluatetheventralwall(nearwall)oftheingst探頭）5Ultrasonographic5Ultrasonographic5層結(jié)12345NormalrangeofWallThicknessforGITindogsandcats犬貓胃腸道壁層正常厚度NormalrangeofWallThicknessforGITindogsandcats犬貓胃腸道壁層正常厚度范Wall胃2-51.7-3.63-62.0-2.52-52.0-2.52-42.5-3.22-31.4-2.5壁層厚度：20只胃壁層厚度：20只胃Layerthickness壁層Layerthickness壁層厚Mucosallayerisoftenthickerthanthemuscularislayer,butcanbeequalthicknessduringperistalsisInStomach:Mucosa=submucosa=musculariswiththinserosallayerDuodenumandjejunum:Mucosa=71%and60%respectively:Submucosa=muscularis=serosallayerColon:similarthicknessforall胃胃StomachStomachIndividuallayer5layerPresenceorAltertheStomachStomachEmptyvswith空虛和進(jìn)食的比Stomach–Stomach–Stomach–Stomach–胃SmallIntestines–SmallIntestines–SmallIntestinesSmallIntestinesEvaluationAnatomiclocation:Echotexture–appearanceof5EchogenicityNormalrangeofWallThicknessforGITindogsandcatsWallThickness 犬貓胃NormalrangeofWallThicknessforGITindogsandcatsWallThickness 犬貓胃2-51.7-3.63-62.0-2.52-52.0-2.52-42.5-3.22-31.4-2.5intestines小Thicknessintestines小ThicknessofthemuscularisSmallintestines評估小Smallintestines評估小Individual5layerPresenceorAltertheSmallIntestinesSmallIntestines–SmallIntestinesSmallIntestines–SmallIntestinesSmallIntestines–SmallIntestinesSmallIntestines–Colon–Evaluation評估結(jié)Anatomiclocation–identifiedbyitsrelationshiptotheColon–Evaluation評估結(jié)Anatomiclocation–identifiedbyitsrelationshiptothebladderandpresenceofreverberation解剖定位Echotexture–Similar5-difficulttoevaluateitsw