Cardiology Flashcards
which two acute coronary syndromes are treated the same?
NSTEMI and unstable
what is the most common cause of shock?
gram negative sepsis
what lab can identify and monitor sepsis?
serum lactate
how should urine output be monitored in a patient with shock?
indwelling catheter - urine output should be 0.5mL / kg / hour
how long should it take to lower BP in a patient with a HTN URGENCY?
hours
how long should it take to lower BP in a patient with a HTN EMERGENCY?
one hour
what are the findings of malignant HTN?
- papilledema
- encephalopathy
- renal failure
what is the most common symptom of HTN?
headache
what is the recommended first agent for HTN?
diuretic
what diuretic should be used in patients with renal disease?
loop diuretics
In which patients are beta-blockers most effective?
younger / caucasian
What is the initial drug of choice in a diabetic patient with HTN?
ACEI
What is the major side effect of ACEI?
cough
What is the preferred agent for HTN in blacks and elderly?
calcium channel blocker
What medications are recommended for HTN in aortic dissection?
nitroprusside and beta-blockers
What is the HTN med of choice in a pregnant patient?
hydralazine
What are cardiac signs of CHF?
- enlarged heart
- diminished first heart sound
- S3
What is most useful image with CHF?
Echocardiogram
What two meds prolong lives of patients with CHF?
ACEI and BB
When is an implantable cardiac defibrillator indicated in a CHF patient?
EF < 35%
What is the most common cause of cardiovascular death and disability?
Atherosclerosis
What are the risk factors for arterial disease?
Smoking Age (M > 55, F > 65) DM Cholesterol HTN Family Hx
Three kinds of angina?
Stable
Unstable
Prinzmetal
Most common presentation of unstable angina?
chest pain at rest
What is Levine sign?
clenched fist / teeth to describe anginal pain
how long does stable angina last?
< 3 minutes
What is the most sensitive clinical sign of angina on EKG
horizontal or downsloping ST segment depression
What percent of unstable angina patients will have a normal EKG?
25%
What is the most useful and cost effective noninvasive test for angina?
Exercise stress testing
What makes the definitive diagnosis for angina?
coronary angiogram
What is primary pharmacotherapy for angina
sublingual nitroglycerin
what is first line therapy for chronic angina?
beta-blockers
what medication prolongs exercise duration and time to angina?
ranolazine