Cardiology Flashcards
What skin finding for hyperlipidemia?
Tendon xanthoma
What fmhx would prompt lipid testing?
Early coronary artery disease 240 total chol
What test to screen if family Hx has hi chol?
Total cholesterol random
What test to screen if early CAD?
Lipid profile fasting
Official recommendation for screening every kid.
Random chol at 8 to 9 and again at 15yr
What is considered Hi chol?
Total >200, LDL >130
What is considered borderline chol?
Total 170-199
LDL 110-129
Indication for statins?
1) Diet II tried for 6-12mo
2) LDL still >190
3) LDL >160 + FMHX CAD or 2+ risk factors* *HDL
What are secondary causes of high chol?
Drugs: AED, Accutane, thiazides, beta-blockers, steroid
DM, HypoTH, chronic liver/renal
Sx of Kawasaki
Fever, conjunctivitis, swollen lips, strawberry tongue, lymphadenopathy, desquamation of fingers, truncal rash, CAA, sterile pyuria
Rx for Kawasaki
1x IVIg 2g/kg
Hi dose aspirin 80-100mg/kg/day Q6h w/IVIg.
2-3 days after fever reduced, ASA 3-5mg/kg/day.
8 wks -> ECHO -> stop ASA -> ECHO 6-12mo
If Kawasaki patient is untreated, what percentage get Kawasaki?
25%
Pattern: sinus tachy, gallop rhythm, LV enlargement
CHF/myocarditis
Pattern: muffled heart sound, reduced QRS voltages
pericardial effusion
Pattern: prolonged PR interval
arrhythmias
Pattern: fever, high ESR, arthralgias, chest pain, arm HTN, poor pulses in legs and long systolic murmur heard over the back and abdomen
Takayasu arteritis
coarct with fever, high ESR
What is cause of rheumatic fever?
delayed immune response to group A beta hemolytic strep pharyngitis (GAS)
How soon after pharyngitis can you see rheumatic fever?
2 to 4 wks
What are the major Jones criteria?
Polyarthritis, carditis, subQnodules, erythema marginatum, chorea
What are the minor Jones criteria?
fever, arthralgia, previous rheumatic fever, ESR/CRP, leukocytosis, prolonged PR
Rheumatic fever involve which valve disease?
aortic and mitral valves
What antibiotics for carditis?
Penicillin
What antibiotics for secondary prevention after rheumatic fever?
Benzathine penicillin G IM 9 month, penicillin V 250mg BID
Rx with CHF from rheumatic fever?
bed rest, digoxin and diuretics
What are causes of pericarditis?
viral, bacteria, TB, collagen vascular JRA/SLE, majority POST-PERICARDIOTOMY (1-2 WKS)
Pattern: fever, chest pain, respiratory distress, leans forward
Pericarditis
What EKG finding for pericarditis?
ST segment elevation
What complication of pericarditis should be treated?
Effusions
Small - anti-inflammatory meds
Large - pericardiocentesis
What is the most common cause of myocarditis?
Coxsackie A/B
Pattern: tachypnea, poor feeding, preceding illness, lethary, S3 gallop, increased HR, RR, decreased BP, cool, clammy, mottled
Myocarditis
Pattern: Diffuse low voltage, arrhythmias on EKG
Myocarditis
What lab results are associated with myocarditis?
Increased WBC, ESR, CK, troponin, dilated heart and poor function on ECHO, cardiomegaly on CXR
Rx for severe CHF from myocarditis.
Dobutamine, DA, milrinone
Rx for mild CHF from myocarditis
Digoxin, Lasix, captopril
Prognostic counseling for recovery of CHF
1/3 recover, 1/3 chronic, 1/3 death/transplant
What are causes of infective endocarditis?
CHD, central line, immune deficiency, IVDA, strep viridins, staph aureus
Pattern: flu-like, fever, wt loss, fatigue, myalgia, joint pain
subacute infective endocarditis
Pattern: fever, malaise, new changing murmur, Janeway lesion, Osler’s nodes, Roth spots, splinter hemorrhage (all from embolic)
acute infective endocarditis
Which genetic disorder often associated with valvular disease?
William - supravalvar aortic stenosis and coronary osteal stenosis
Who should get ppx antibiotics for infective endocarditis?
- Previous endocarditis
- Transplant pt
- Unrepaired cyanotic disease, including palliative shunt and conduit
- Repaired with residual defects or no endothelization
- Device, shunt, valve replacement in last 6 months
- Valve with prosthetic material
What Rx for ppx for infective endocarditis?
amoxicillin 30-60 min prior to procedure
Pattern: tachycardic, decreased CO –> decreased BP, presentation to hypovolemic shock
CHF
Rx high preload in CHF
diuretics
Rx for decrease in contractility
Digoxin, beta-agonists, phosphodiesterase, dobutamine, milrinone, epinephrine
Rx for high afterload in CHF
vasodilators, ACE inhibitors, milrinone
What are symptoms of digoxin toxicity?
heart block, SVT, VT, nausea, vomiting, lethargy, hypoKalemia
Rx for digoxin toxicity
charcoal, lavage, Digibind (Fab)
Rx for heart block with CHF
atropine
Rx for SVT with CHF
phenytoin or beta-block
Rx for VT with CHF
lidocaine or phenytoin
What don’t you want to do to treat SVT/VT with CHF?
Cardiovert, worsens it
Pattern: sudden death, S3 murmur softer lying down, chest pain, exertional syncope, ventricular gallop
HOCM
What is pathophysiology of HOCM?
AD familial in 1/2 cases causing abnormal thickening of ventricle, decreasing diastolic function, limitation of systolic function
What do you see in HOCM EKG?
LAD, LVH, ST-T wave changes
Rx for HOCM
B-blocker, Ca channel blocker, AICD, surgery
What is the sequelae of HOCM?
endocarditis - so ppx antibiotics (but only moderate risk - so not absolutely required)
What is considered acceptable chol?
LDL
Describe AHA diet I
1) Sat fat
Describe AHA diet II
1) Sat fat
What cardiac condition is associated with Down?
AV canal
What cardiac condition is associated with Turner?
bicupsid aortic valve, coart
What cardiac condition is associated with DiGeorge?
TOF, truncus arteriosus
What cardiac condition is associated with Williams
supravalvular AS
What cardiac condition is associated with Marfan
dilated aorta, MVP
What cardiac condition is associated with Holt-Oram (limb/thumb)
ASD, VSD
What cardiac condition is associated with Frederick’s ataxia
Cardiomyopathy
What cardiac condition is associated with Noonan
pulmonary stenosis
Which of the 5 T’s in CHD?
Most common cyanotic at birth, seen in large 1st born male
Transposition of the great vessels