More Fitzgerald Flashcards
Testing for H. pylori
Histology (requires EGD) and Serology
Urea breath test good for early follow-up
rapid urease
H. pylori Testing if patient on PPI
Histology
Serology
H. Pylori testing if previously infected and concerned for reinfection
fecal antigen testing
can have false negative with recent PPI use
Treatment of H. pylori
10 days of PPI, amoxicillin, and clarithromycin
Pretreatment of H. pylori
7-10 days PPI plus levofloxacin plus amoxicillin
Perforated ulcer
duodenal ulcers tend to perforate into pancreas causing acute pancreatitis
emergent surgical consult
begin enteric covering antibiotics
bleeding ulcer
80 percent resolve spontaneously
FFP if coagulopathic
platelets if less than 50K
lavage pending GI or surgical consult
Gerd diagnosis is based on
clinically diagnosed by symptoms
Pyrosis must be present with other symptoms
endoscopy if no response to PPI
If patient fails PPI therapy with GERD
manometry
Can add what if no response to PPI throughout the day
Add PPI before dinner
IF this doesn’t work, refer to GI
Incubation period for Hep A and E
2-6 weeks
Incubation period for Hep B and C
6 weeks to 6 months
Serology for Hep A
Anti-HAV and Immunoglobulin IgG IgM
Serology for Hep C
Anti-HCV and HCV RNA means active disease
Hepatitis D indications
must have hepatitis B plus Hepatitis D IgM
Hepatitis E
no serology
Hepatitis G
Only serology is HGV RNA
IgG and IgM time frame
IgG previously infected longer than 6 months ago
IgM based on incubation period less than 6 months
Immune due to Hep B vaccine
Anti-HBs