Cardiology Flashcards
HOCM: what is it?
AD disorder causing diastolic dysfunction
HOCM: features
Exertional dyspnoea, angina, syncope, sudden death
HOCM: JVP
large a waves
HOCM: murmur
ejection systolic murmur
HOCM: associations
Friedreich’s ataxia, WPW
HOCM: echo
MR SAM ASH
Mitral regurgitation
Systolic anterior motion of anterior MV leaflet
Asymmetrical hypertrophy
HOCM: ECG
LVH, non-specific ST segment and T wave changes, deep Q waves
HOCM: Mx
ABCDE
Amiodarone, beta blockers, cardioverter defib, dual chamber pacemaker, endocarditis prophylaxis
HOCM: avoid
Nitrate, ACE-i, inotropes
Ebstein’s anomaly: what?
Low insertion of tricuspid valve resulting in large atrium and small ventricle
Ebstein’s anomaly: associations
Patent foramen ovale or ASD
WPW
Ebstein’s anomaly: features
Cyanosis, a wave, HSM, TR and RBBB
LAD: causes
Left anterior hemi block LBBB Inferior MI WPW Hyperkalaemia Congenital (ASD, tricuspid atresia)
RAD: causes
RVH Left posterior hemiblock Lateral MI Cor pulmonale PE ASD Normal in infants
S1 represents…
Closure of mitral and tricuspid valves
S2 represents…
Closure of aortic and pulmonary valves
S3 represents…
Diastolic filling of ventricle
S4 associations…
AS, HOCM, HTN
S4: ECG
p waves
S3: causes
LVF, constrictive pericarditis and MR
Loud S1 causes
MS, left to right shunts, short PR, hyperdynamic states
Quiet S1 causes
MR
Loud S2
Hypertension, hyperdynamic states, ASD
Soft S2
AS
Fixed split S2
ASD
Widely split S2
Deep inspiration, RBBB, pulmonary stenosis, severe MR
Pulmonary HTN: positive vasodilator testing
Oral CCB
Pulmonary HTN: negative vasodilator testing
Prostacyclin analogues - treprostinil, iloprost
Endothelin receptor antagonists - bosentan
Sildenafil
PR prolongation
MID RASH Myotonic dystrophia IHD/idiopathic Digoxin Rheumatic fever Aortic abscess Sarcoidosis Hypo K/Ca
DVLA: angioplasty
1 week off driving
DVLA: CABG
4 weeks off driving
DVLA: pacemaker insertion
1 week off driving
DVLA: ICD: ventricular arrhythmia
6 months no driving
DVLA: ICD: prophylactic
1 month off driving
DVLA: ICD
Permanent bar for group 2
Malignant HTN: Mx
IV sodium nitroprusside / labetolol
Aortic dissection: causes
MEN TSH Marfans Ehler Danlos Noonan's Trauma / Turners Syphilis HTN
Aortic dissection: Type A
Ascending aorta
Aortic dissection: type B
Descending aorta
Central acting antihypertensives (3)
Methyldopa
Moxonidine
Clonidine
TR; signs
Pan-systolic murmur
Giant v waves
Pulsatile hepatomegaly
L parasternal heave
TR; causes
RV infarction Pulmonary HTN Rheumatic HD IE Ebstein's Carcinoid's
Warfarin; major bleeding
Stop warfarin
IV vitamine K 5mg
PT complex
Warfarin; INR >8 and minor bleeding
Stop warfarin
IV vitamin K 1-3mg
Restart when INR <5
Warfarin; INR >8 and no bleeding
Stop warfarin
PO vitamin K 1-5mg
Restart when INR <5
Warfarin; INR 5-8, minor bleeding
Stop warfarin
IV vitamin K 1-3 mg
Restart when INR <5
Warfarin; INR 5-8, no bleeding
Withhold 1-2 doses
ECG: V1-4
Anteroseptal MI
ECG: Anteroseptal MI
LAD
ECG: II, III, aVF
Inferior MI
ECG: Inferior MI
Right coronary
ECG: V4-6, I, aVL
Anterolateral MI
ECG: Anterolateral MI
LAD or left circumflex