Cardio_Shelves

Question 1

Diff between USA & NSTEMI?

Answer 1

NSTEMI has elevation of Troponin or CK-MB.

Both lack ST elevations & pathologic Q waves

Question 2

Pain control in pt w/ unstable angina?

Answer 2

Nitrates & Morphine

Question 3

What enzymes, in particular, tend to require repletion in a pt w/ unstable angina?

Answer 3

K+ & Mg2+

Question 4

Medical mgmt of patient w/ unstable angina?

Answer 4

1. Admit to floor w/ continuous cardiac monitoring
2. Give: 1st line= Aspirin, Clopidogrel, β-blockers, Nitrates, Enoxaparin (LMWH), O2 (if hypoxic)
   * Morphine (controversial - may mask Sx)
   * GP 2b/3a inhibitors - helpful esp if pt undergoes PTCA or stenting
3. (SOMETIMES) Cardiac cath/revascularization
4. After acute Tx: Aspirin, β-blockers, Nitrates
   * Reduce risk factors

Question 5

Variant (Prinzmetal’s) Angina - definitive Dx’tic test?

Answer 5

Coronary Angiography w/ Ergonovine

• displays coronary vasospasm when patient is given IV Ergonovine

Question 6

Variant (Prinzmetal’s) Angina - Tx?

Answer 6

CCBs & Nitrates & address RFs