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ANATOMYOF
THE GASTROINTESTINAL TRACT
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DISEASES OF GI TRACTMOTILITY DISORDERS
Malfunction of muscle wall of gut
EsophagusDysphagia
GERD
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DysphagiaPresbyesophagus
Achalasia
GERDInappropriate relaxation
Of LES
StomachGastroparesis
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Small BowelBacterial overgrowth
ColonIBS-C
IBS-D
IBS-A
ColonInadequate clean out
for colonoscopy
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Flat polyps!! Right Colon
THIS vs. THIS
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DISEASES OF THE GI TRACTMUCOSAL LESIONS
Diseases of the lining of the gut
Visualizing GI TractUGI Endoscopy – EGD
Endoscopic Ultrasound – EUS
ERCP/Cholangioscopy
Colonoscopy
Capsule endoscopy/DBE
Digital Flexible Endoscopes
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VIDEO CAPSULE
NSAID ULCER IN JEJUNUM
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DOUBLE BALLOON
ENTEROSCOPYEdwin C. Schafer
Method of Advancement
DISEASES OF THE GI TRACTMUCOSAL LESIONS
Diseases of the lining of the gut
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EsophagusEsophagitis
Barrett’s Esophagus
Accumulate
Genetic
Changes
Injury
Acid & bile refluxnitrous oxide
Genetics
Gender, race,? other factors (cox-2)
Evolution of
Barrett’s esophagus
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Gastric ulcer
NORMAL
Celiac Disease
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Inflammatory Bowel DiseaseCrohn’s
Ulcerative Colitis
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DISEASES OF THE GI TRACTColon polyps
Colon cancer
Left Colon Polyp
Colon Cancer
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DISEASES OF THE GI TRACTThe Microbiome
QUESTIONS ??