2/9/13 c Flashcards
What is the (simplified) formula for calculating the anion gap?
Na+ - (HCO3- + Cl-)
What are the 5 common side effects of amiodarone?
pulmonary toxicity, thyroid dysfunction, hepatotoxicity, corneal deposits, and skin discoloration
In a male pt, how would a prolactinoma cause infertility?
by inhibiting GnRH release
What would the LH and FSH levels be in a pt. whose infertility results from a prolactinoma?
low to normal
What are 4 common etiologies of erectile dysfunction in diabetics.
functional hypoonadism, penile vasculopathy, neuropathy, drug reaction
What are the GnRH and gonadotropin levels in functional hypogonadism?
all low (GnRH, LH, FSH)
Why is chronic NSAID use a cause of anemia?
GI bleeding
If a pt. w/ ascites and a fever and a change in mental status, you should have a high index of suspicion for _______.
spontaneous bacterial peritonitis (SBP)
What is the best next step if yu suspect spontaneous bacterial peritonitis?
diagnostic paracentesis
In paracentesis, what is the parameter for diagnosing spontaneous bacterial peritonitis?
PMNs >250/mm3
What is the best Tx for acute rejection of a renal transplant?
IV steroids
What is the ideal “door-to-balloon” time for percutaneous transluminal coronary angioplasty?
<90 mins
What is the ideal “door-to-needle” time for fibrinolysis (MI)?
<30 mins
If a pt w/ aortic dissection presents w/ focal neurological signs, what has likely happened?
The intimal tear has extended into the carotid artery, causing a stroke
What drug can be given 30 mins before niacin to prevent the adverse reactions of pruritis and flushing?
aspirin
