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Dipalma 1
Pharm
34
Medical
Kindergarten
04/28/2010

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Cards

Term
Know which stimulators of acid secretion work via cAMp
Definition
which work through Ca2+ ,
Term
HOw can you determine if a medicine contains Magnesium vs. Aluminum
Definition
drugs will start with M or A- easy
Term
What do the PPI's block?
Definition
the H/K ATPase
Term
What is infection with H.pylori especially important for
Definition
in regards to ulcers?,Recurrence! If you eradicate H.pylori, recurrence drops
Term
What is the epidemiology of H.pylori infection?
Definition
Low socioeconomic status, developing countries, crowded living situations, poor sanitation
Term
where is H.pylori seen histologically?
Definition
luminal surface
Term
How does H.pylori attach?
Definition
adhesins
Term
HOw does H.pylor disrupt the epithelium?
Definition
VacA
Term
How does H.Pylori survive through gastric acid?
Definition
urease activity
Term
Where should a biopsy be done for H.pylori?
Definition
stomach; not in the duodenum where the ulcer is
Term
WHat stain is ok for H.pylori detection? What is best?
Definition
H&E; Giemsa
Term
How is the Urea Breath test performed?
Definition
Inject 13C URea into stomach; if urease is present, it will produce 13CO2, which can be detected on exhalation
Term
Is H. Pylori a carcinogen?
Definition
yes; group 1-definite carcinogen
Term
WHy is Clarithromycin problematic for H.pylori treatment?
Definition
it must be taken at high doses and causes cramping
Term
What is important about Bisphosphonate administration?
Definition
if given while the patient is upright, adverse effects of esophageal damage can be prevented
Term
Which types of ulcers are more common due to NSAID damage?
Definition
gastric ulcers. Duodenal ulcers are not shown to be more common
Term
What 2 risk factors together cause great risk of Peptic Ulcer Dz?
Definition
H.pylori infection + NSAID use
Term
What is the best drug
Definition
when taken correctly, for prevention of ulcer?,Misoprostil
Term
How is a Dx of Duodenal Ulcer made?
Definition
solely based on clinical symptoms
Term
where is pain localized with GERD?
Definition
retrosternally
Term
What is another name for heartburn?
Definition
pyrosis
Term
What is waterbrash?
Definition
salty-reflux that can be tasted in the back of the mouth
Term
What are some esophageal consequences of GERD?
Definition
Esophagitis, hemorrhage, ulcer, stricture, Barret's
Term
Describe Barrett's histologically
Definition
Columnar metaplasia; used to be stratified squamous
Term
What does Barrett's Progress to?
Definition
Adenocarcinoma of distal esophagus and proximal stomach
Term
WHat else besides stomach acid can be causing GERD?
Definition
bile acid reflux; pancreatic secretion reflux
Term
How is GERD diagnosed?
Definition
based on classical symptoms clinically; postprandial or postural heartburn/regurg that is decreaed with antacid
Term
WHy dont Histamine ANtagonists work for GERD
Definition
if they worked for ulcers?,There is not mucus/bicarb layer in esophagus like there is in the stomach
Term
What are the best drugs for Acid suppression in GERD?
Definition
PPI's
Term
What is the active form of a PPI?
Definition
After absorption , they are protonated to active sulfonamide form
Term
When is the best time to take PPI's? **
Definition
***in the morning when acid secretion is the lowest; take 30 min before first meal***
Term
What happens when antisecretory therapy of a GERD patient is discontinued?
Definition
GERD returns because you are just modulating acid secretion
Term
What is the best Maintenance therapy for GERD patients to remain healed?
Definition
High dose PPI
Term
What is the diagnosis/treatment approach for Peptic Ulcer Dz?
Definition
diagnose based on clinical symptoms, treat with acid modulation, test for H.pylori, and address NSAID use
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