GI Flashcards
Review GI for PANRE
Types of Esophagitis
- Infectious
- Candidiasis
- Herpes
- CMV
- Pill Induced
- Radiation induced
Treatment for Herpes Esophagitis?
Valacyclovir/Famciclovir
Tx for CMV Esophagitis?
IV Ganciclovir
Motor disorder to dysphagia to solids and liquids, Dx of choice?
Modified Barium Swallow
Most common Esophageal motor disorder?
Achalasia
What happens in Achalasia?
increase in :LES pressure, incomplete relaxation of the LES with swallowing, and aperistalsis in the esophagus
What does Barium swallow show in Achalasia?
Classic “Birds Beak” Deformity in the LES and is confirmed by Esophageal manometry
What is one of the main causes of upper GI bleeding?
Mallory Weiss tear
Where does MW tear occur
Distal Esophagus at GI junction 2 to bouts of wretching and vomiting, seen in alcoholic binges.
Dx MW tear?
Endoscopy
Distal esophagus typically involves what type of cancer?
Adenocarcinoma
Middle or distal esophagus typically involves?
Squamous cell carcinoma
SS of esophageal cancer?
Most common presenting sxm is progressive dysphagia to solids, then liquids. Wt loss, anorexia, chest pain….
Initial workup of esoph cancer?
Barium esophagram then confirm with upper endoscopy with biopsy
Barrett’s Esophagus leads to…..
Adenocarcinoma of esophagus
GERD leads to
Barretts Esophagus
What is the diagnostic study of choice for a Schatzki ring
Barium Esophagram
What is a Zenker Diverticulum?
Outpouching of esophagus between the inferior pharyngeal constrictor and cricopharyngeal muscles—spontaneous regurgitiation of food s/p ingestion of food several hours post. Dysphagia common also. DX Barium esophogram.
Portal Hypertesion can cause?
Esophageal Varices, can cause massive upper GI bleeding.
Diagnostic of choice for Varices?
Endoscopy
Hallmark of GERD?
Reccurrent Heartburn: If persistent think stricture of adenocarcinoma
Gold standard for ID GERD?
Esophageal PH Monitoring
TX of GERD?
Try trial of PPI also antacids, H2 receptor agonists.
H Pylori common cause of?
Gastritis
H Pylori testing?
Triple TX: PPI plus 2 abx ( Amoxicillin plus Metronidazone) or other 3-4 treatment therapy similar
Stop NSAIDS if possible.
Most common cause of upper GI bleeding?
Peptic Ulcer Disease
Projectile nonbilious vomiting, +/- blood tinged with a palpable Olive Shaped oval mass in mid epigastrum in a 3 week to 5 month old?
Pyloric Stenosis
Abd US shows what in Pyloric Stenosis?
Elongated pyloric channel and thickened pyloric wall and on Radiograph look for “String Sign”