Peptic Ulcer Disease Flashcards
What does PUD stand for?
Peptic ulcer disease
Where does peptic ulcer disease occur?
- Esophagus
- Stomach
- Duodenum
Where are peptic ulcers most common
-Duodenum
Which age class has the most incidence of peptic ulcers?
Older adults
How are peptic ulcers described?
A break in mucous lining of GI tract.
What infection causes peptic ulcer disease?
Helicobacter pylori
What protects the GI tract?
A mucosal barrier
What are the risk factors for peptic ulcer disease?
- Chronic H. pylori infection
- Chronic Aspirin and NSAID use
- Familial pattern suggests genetic factor
- Type O blood
- Smoking
- Advanced Age
- Crowded, unsanitary living conditions
How can you prevent peptic ulcer disease?
- Meticulous hand washing
- Implementing all recommendations related to food preparations, including thorough cooking of all meat
- All clients who have started on long-term therapy for non-selective NSAIDs should be tested
What are the clinical manifestations of peptic ulcer disease?
- Dull, gnawing pain or burning sensation in midepigastric area or back
- Gastric pain occurs immediately after eating
- Duodenal pain 2-3 hours after eating
What are the complications associated with peptic ulcer disease?
- Hemorrhage
- Gastric outlet obstruction
- Perforation
What are the diagnostic tests for peptic ulcer disease?
- Upper GI series
- Gastroscopy
- Noninvasive testing for H. pylori
- CBC
- Stools for hemoccult
This syndrome causes a form of peptic ulcer disease due to a gastrin-secreting tumor.
Zollinger-Ellison syndrome
If a patient has peptic ulcer disease due to H. pylori what types of pharmacologic therapy is used?
-Clarothromycin + amoxicillin + PPI
OR
-Bismuth subsalicylate + tetracycline + metronidazole + PPI or H2-receptor blocker
What is the treatment for NSAID induced ulcers?
- Discontinuation of NSAID if possible
- If not possible, twice daily dosing with PPI
What class does clarithromycin belong to?
Macrolide
What is the mechanism of action for clarithromycin?
Inhibits protein synthesis by binding to the bacterial ribosome
What is clarithromycin effective against?
Most gram-positive and many gram-negative bacteria
What is the primary use for clarithromycin?
- Whooping cough
- Legionnaire’s disease
- Infections by streptococcus, H. influenza, and mycoplasma pneumoniae
What are the adverse effects of clarithromycin?
- Nausea
- Abdominal cramping
- Vomiting
- Diarrhea
- Superinfections
- Resistant bacterial strains
What class does amoxicillin belong to?
penicillin
What is the mechanism of action for amoxicillin?
-Kill bacteria by disrupting their cell walls
What bacterium is most effected by amoxicillin?
Gram-positive
Why does amoxicillin not disrupt the replication of human cells?
because they do not have cell walls