UwOrLd 1/22/15 Flashcards
Mech of paralytic ileus w/ loop diuretic use?
hypokalemia
What drug blocks mu-receptors in the gut –Tx for ileus 2/2 opioids – w/o interfering w/ analgesic effect?
methylnaltrexone
Tx for pts w/ obstructing ureteral stone + infection, AKI, or severe pain who do not respond to initial medical intervention.
percutaneous nephrostomy (or retrograde ureteral stent)
Adverse effect of Ginkgo biloba
bleeding (antiplatelet activity)
What condition can exercise-induced amenorrhea lead to?
osteoporosis, breast/vaginal atrophy, mild hypercholesterolemia, and infertility
Anatomical factor that predisposes to Mallory-Weiss tears
hiatal hernia
equation for number needed to treat (NNT)
1/ARR (absolute risk reduction)
Absolute risk reduction (ARR) =
risk in Tx group - risk in placebo group
Pts w/ high cardiac risk or underlying heart failure should proceed directly to _______.
cath
In which pts is non-invasive positive pressure ventilation (NIPPV) contraindicated?
impaired consciousness/risk of aspiration
Which sedative agents (3) may be used for rapid-sequence intubation?
etomidate, propofol, midazolam
RBBB, atrial arrhythmias, and inferior Q-waves can all be signs of what?
acute pulm htn / RV strain
What is the treatment for mod-severe croup?
dexamethasone + nebulized epinephrine
If hr. after 50g of glucose, a pregnant woman’s blood glucose is less than ___, she does not have gestational diabetes.
140 mg/dL
At how many weeks should a pregnant woman undergo testing for gestational diabetes?
24-28 wks
What is the Tx for a “hot” thyroid nodule?
treat hyperthyroidism
What is the next step for a “cold” thyroid nodule?
FNA
What is the most effective agent for controlling the cardiotoxic effects of TCA overdose?
sodium bicarb
What is the effect of increased serum pH on TCAs?
neutralizes to non-ionized form
What is the effect of extra sodium in TCA toxicity?
increases gradient across cardiomyocyte membranes
