Disorders of the Stomach Flashcards
1
Q
What is gastritis?
A
refers to irritation, injury, or inflammation of gastric mucosal lining
2
Q
Types of gastritis
A
- Erosive (leading to hemorrhagic)
- H. Pylori
- Pernicious anemia
3
Q
Erosive/ Hemorrhagic Gastritis is caused by…
A
- NSAIDS,
- alcohol,
- Stress: mechanical ventilation, coagulopathy, trauma, burns, shock, sepsis, CNS injury, liver failure, kidney dz, & multiorgan failure
4
Q
Erosive/Hemorrhagic Gastritis S/S
A
- Anorexia
- Epigastric pain
- N/V
- Upper GI bleeding, which presents as hematemesis (coffee ground) or melena
5
Q
Erosive/Hemorrhagic Gastritis PE
A
May have epigastric tenderness
6
Q
Erosive/Hemorrhagic Gastritis Dx
A
- Endoscopy for definitive diagnosis may try empiric tx first
- May have IDA
7
Q
Erosive/Hemorrhagic Gastritis Empiric Tx
A
- NSAID: stop NSAIDS & trial of PPI’s for 2-4 weeks, if no improvement do endoscopy
- Alcohol: stop alcohol, trial of H2-receptor antagonists, PPI, or sucralfate for 2–4 weeks, if no improvement do endoscopy
- Stress: prophylaxis (PPI) given to critically ill patients
8
Q
Erosive/Hemorrhagic Gastritis Acute Bleeding Tx
A
- PPI bolus followed by infusion
- Endoscopy ASAP
9
Q
H. pylori causes what?
A
- Gastritis
- Gastric ulcers
- Peptic ulcer
- Gastric cancer
10
Q
H. pylori route of transmission
A
fecal-oral
oral-oral
11
Q
H. pylori gastritis pathophys
A
12
Q
H. pylori gastritis S/S
A
- acute infx
–> may have dyspepsia, which will resolve quickly - Chronic infx
–> can be asymptomatic or continue w/ GERD like symptoms
13
Q
H. pylori gastritis PE
A
- Usually normal
- May have mild epigastric tenderness
14
Q
H. pylori gastritis Dx
A
- Serum antibody test
- Fecal antigen immunoassay
- Urease breath test
- Endoscopy usually not indicated, but if performed, a biopsy can be obtained
15
Q
H. pylori gastritis Triple therapy
A
- PPI
- clarithromycin
- amoxicillin ormetronidazole (in PCN-allergic pts)
16
Q
H. pylori gastritis Quadruple therapy
A
- PPI
- bismuth subsalicylate
- tetracycline
- metronidazole