5/30/13 Flashcards
The Sx of bereavement usually taper w/in what amt of time?
2 mos
What is the main mech of nitroglycerin in pain relief in MI?
decrease in ventricular preload
What are the most common bacteria to cause brain abscess?
Strep and Bacteroides
What is the mech of anemia and other hematologic abnormalities in SLE?
peripheral destruction of bloo cells
What are 2 important cardio-pulmonary complications of severe obstructive sleep appnea?
pulm htn, rt. ventricular failure
What is the mechanism of obesity hypoventilation syndrome?
obesity impedes expansion of chest wall and abd
How are ABGs in obesity hyperventilation syndrome different from those of obstructive sleep apnea?
reduced PaO2 and elevated PaCO2 in daytime
Why might you test thyroid function in a pt w/ hyponatremia?
SIADH
What is the Tx of choice for dermatitis herpeteformis?
Dapsone
What skin condition is 1% lindane used for?
scabies
What kind of joint disease causes punched-out lesions with an overhanging rim of cortical bone, known as “rat bite lesions”?
gout
What is the most common cardiac abnormality in disseminated Lyme disease?
AV block
What is the Tx for Lyme disease that is not in the CNS?
oral doxycycline (or amoxicillin, esp. children)
What is the Tx for CNS Lyme disease?
IV ceftriaxone
What is the Tx for Lyme disease w/ facial n. palsy?
oral doxycycline (or amoxicillin)