GI Flashcards
Regurgitation of undigested food, gurgling in chess, severe halitosis. Dx?
Zenker diverticulum
Difficulty initiating swallowing, coughing, choking, nasal regurgitation of fluids. Dx?
Oropharyngeal dysphagia
Food sticking or discomfort in the retrosternal region. Dx?
Esophageal dysphagia
Progressively increasing solid food dysphagia 2 Dx?
Peptic stricture or carcinoma
Episodic solid food dysphagia for months or years. Dx?
Esophageal web or distal esophageal ring
Patient taking tetracyclines, NSAIDs, potassium, iron, alendronate who presents with severe substernal chest pain with swallowing several hours to days after taking medication. Dx?
Pill induced esophagitis
Young adult with severe dysphagia and food impaction with no relief after PPI. Dx?
Eosinophilic esophagitis
Upper endoscopy with mucosal furrowing, stacked Circular rings, white specks, Mucosal friability. Dx?
Eosinophilic esophagitis
Dyspepsia, epigastric burning, early satiety, nausea, postprandial belching or bloating dx?
PUD
Oropharyngeal dysphagia Dx test and tx?
Videofluoroscopy w/liquid and solid phases; Treat with Dietary adjustment and incorporation of swallowing exercises
Eosinophilic esophagitis Dx test and tx?
Upper endoscopy, budesonide or swallowed fluticasone
Esophageal candidiasis tx? 2
Fluconazole or itraconazole
HSV esophagitis tx? 3 FAV
Acyclovir, valaciclovir, famciclovir
CMV esophagitis tx? 2
Ganciclovir or foscarnet
Anti-smooth muscle antibodies are associated with which condition?
Autoimmune hepatitis
Ascitic fluid containing PMNs greater than this number indicates SBP?
Greater than 250/mm3
ATP7B mutation is associated with which condition?
Wilson’s Disease
Low serum ceruloplasmin, neuro symptoms,brown corneal rings. Dx?
Wilson disease (hepatolenticular degeneration)
Foamy macrophages on PAS stain on a small bowel biopsy is seen in what condition?
Whipple’s Disease
Boceprevir and Telaprevir are new hepatitis C agents that can only be used against which HCV genotype?
HCV genotype 1
If a patient with inflammatory bowel disease is found to have dysplasia on colonoscopy, what is the next step in management?
Proctocolectomy
In hemochromatosis, which condition, if developed, is irreversible?
Hypogonadism which can lead to infertility
How do you differentiate chronic hepatitis B Infection from the carrier state?
Check liver function tests. Increased in chronic state and normal in carrier state
Long term use of NSAIDS increases,decreases, or has no effect on the risk of developing colon cancer?
Decreases
Of the three major forms of hepatitis, which does not currently have a vaccine against it?
Hepatitis C
Patient is found to have positive antibodies to soluble liver antigen (SLA). What Condition does this patient likely have?
Autoimmune hepatitis (which also has anti-smooth muscle antibodies)
Post-gallbladder removal, patient has right upper abdominal pain and still has elevated LFTs. Next step in management?
Check manometery studies to rule out sphincter of oddi function
What antibody can be associated in individuals who have Crohn’s Disease?
Anti-Saccharomyces cerevisiae antibodies (ASCA)
What is Charcot’s triad?
Fever, Right upper quadrant abdominal pain, and Jaundice. Indicates cholangitis
What are the two most common HLA markers associated with a condition that has positive antibodies to tissue transglutaminase?
HLA DQ-2 and HLA DQ-8
Which hepatitis B marker indicates active replication?
HBeAg
Which hepatitis C treatment medications may exacerbate autoimmune hepatitis?
Interferon
Which hepatitis infection is the only type that is a DNA virus?
Hepatitis B
Dysphagia (esophageal webs), glossitis, iron deficiency anemia Dx?
Plummer-Vinson syndrome (may progress to esophageal squamous cell carcinoma)
Fat, female, forty, and fertile
Cholelithiasis (gallstones)
Hamartomatous GI polyps, hyperpigmentation of mouth/feet/hands/genitalia Dx?
Peutz-Jeghers syndrome (inherited, benign polyposis can cause bowel obstruction, ^ cancer risk, mainly GI)
Jaundice, palpable distended non-tender gallbladder Dx?
Courvoisier sign (distal malignant obstruction of biliary tree)
Red “currant jelly” stools Dx?
Acute mesenteric ischemia (adults), intussusception (children)
Weight loss, diarrhea, arthritis, fever, adenopathy Dx?
Whipple disease (Tropheryma whipplei)
Pain out of proportion to exam, atherosclerosis, CKD, a fib, metabolic acidosis with elevated lactate. Diagnosis?
Acute mesenteric ischemia
Acute mesenteric ischemia diagnostic test and trt?
CT; IR for Stent or Sx for resection/revascularization
Rapid fire assoc:Antimitochondrial antibodies (AMAs)
1º biliary cirrhosis (female, cholestasis, portal hypertension); also associated with pruritis and Sjögren syndrome
Rapid fire assoc: Anti-transglutaminase/anti-gliadin/anti-endomysial antibodies
Celiac disease (diarrhea, weight loss)
Rapid fire assoc: “Lead pipe” appearance of colon and abdominal imaging
Ulcerative colitis (loss of haustra)
Rapid fire assoc: “Apple core” lesion on barium enema x-ray
Colorectal cancer (usually left-sided)
Rapid fire txt: Chronic hepatitis B or C
IFN-α (HBV and HCV); ribavirin, simeprevir, sofosbuvir (HCV)
Rapid fire txt: Crohn disease
Corticosteroids, infliximab, azathioprine
Chronic atrophic gastritis (autoimmune) causes Predisposition to?
gastric carcinoma (can also cause pernicious anemia)
Rapid fire assoc:Triglyceride accumulation in liver cell vacuoles
Fatty liver disease (alcoholic or metabolic syndrome)
Rapid fire assoc:Thousands of polyps on colonoscopy
Familial adenomatous polyposis (autosomal dominant, mutation of APC genes)
Multiple colon polyps, osteoma/soft tissue tumors, impacted/supernumerary teeth
Gardner syndrome (subtype of FAP)
Rapid fire assoc: Eosinophilic cytoplasmic inclusion in liver cell
Mallory body (alcoholic liver disease)
Severe RLQ pain with deep tenderness
McBurney sign (acute appendicitis)
What is the gold standard for diagnosing small intestinal bacterial overgrowth?
Endoscopy with jejunal aspirate
What is the recommendation for initial colonoscopy after inflammatory bowel disease diagnosis and follow up colonoscopies?
8 years after diagnosis and then every 1-2 years
What is the name of the sign in which RLQ pain is elicited with LLQ palpation in a patient suspected of having appendicitis?
Positive Rovsing sign
Abd pain, ascites, and hepatomegaly Dx?
Budd-Chiari syndrome (posthepatic venous thrombosis)
In addition to Fat soluble vitamins, what else is not absorbed in patients with celiac disease?
Iron, vitamin B12, folate
When is the first colonoscopy recommended in patients with FAP?
Age 10-12 & repeated every 1-2 y
What test is ordered prior to the Performance of Nissen fundoplication for GERD?
Manometry to ensure normal motility.
Stool Osmolar gap equation?
290- 2(stool Na+ stool K)
What does a high stool Osmolar gap suggest? Low?
Osmotic diarrhea, Secretory
Patients with Ileal resection and diarrhea need to be treated with what medication?
Cholestyramine (have bile salt malabsorption) as well as b12 and fat soluble vitamin malabsorption
Spontaneous esophageal rupture is diagnosed with what?
Chest CT or esophagram with gastrografin
Gastrin levels >1000 suggest what 2 dx? How to differentiate?
Zollinger Ellison and atrophic gastritis. ZE has gastric pH<5
Colonoscopy biopsy with mononuclear lymphocytic infiltrate in the lamina propria suggests what dx? Txt?
Microscopic colitis. Antidiarrheals, Budesonide for active or persistent symptoms, tnf inhibitors