Flashcards in 5/29/13 a Deck (18)
The isolated finding of short QT interval is most commonly associated w/ what?
At what heart rate should chest compressions be started in the neonate?
Electrical alternans and sinus tachycardia are highly specific for what condition?
How does electrical alternans appear on the EKG?
varying heights and axes of QRS complexes
What is the mechanism of electrical alternans?
heart swinging back and forth w/in pericardial sac
What arrhythmia is procainamide especially good for treating?
WPW pre-excitation syndrome
Yellowish-white patches of retinal opacification and retinal hemorrhages in an AIDS pt w/ CD4 count below 50.
Benign cotton-wool spots in the retina of an HIV pt that remit spontaneously.
What is the first-line treatment for advanced cancer pts w/ no appetite?
Asymptomatic liver cyst w/ eggshell calcification on CT.
What is the gold std for Dx of avascular necrosis of the femoral head?
Which immunosuppresants, sommonly used in kidney transplant, are the the calcineurin inhibitors?
cyclosporin and tacrolimus (and other -olimus, e.g. sirolimus)
What cells do cyclosporine, tacrolimus, and mycophenolate inhibit?
Which immunosuppressant causes nephrotoxicity, hirsutism, anf gum hyperplasia?
Axothioprine is a purine analog that is enzymatically converted to _______.
Azothioprine and mycophenolate work primarily by inhibiting _______.
What is the major toxicity of Mycophenolate?