Cardio Flashcards
Cannon A waves in JVP and broad QRS on ECG. Dx?
Sustained V tach
What is Tx for sustained V tach?
Cardioversion
Irregular QRS, long QT. Dx?
Torsades de Pointes
5+ consectutive beats in 30s. Dx?
Non sustained V tach
Which 2 rhytms are shockable?
Sustained V tach
V fib
What is the first step in MI Tx?
GTN or morphine
300mg aspirin in ambulance
L sternal edge, 2nd ICS. Inspiration loudest. Murmur?
Graham Steele
Constant machine murmur. Dx?
Patent ductus arteriosus
Low pitch, mid diastolic rumble at apex. Dx?
Austin flint murmur (aortic regurg)
Midsystolic click and late systolic murmur. Dx?
Barlow syndrome (mitral valve prolapse)
Inverted t waves and ST depression. Dx?
Ischaemic change
ST elevation, Q waves, raised troponin. Dx?
Infarct
What is the Tx for AF with unstable angina?
Warfarin, anti HTN, beta blocker and statin
What is the first sign O/E of aortic stenosis?
Bibasal creps
ST elevation in V1-4. Artery and MI type?
Left Anterior Descending –> Anterioseptal MI
ST elevation in V5-6. Artery and MI type?
Left circumflex artery –> Lateral MI
ST elevation in V1-6. Artery and MI type?
Left coronary artery –> Anterolateral
ST elevation in leads II, III and aVF. Artery and MI type?
Right coronary artery –> Inferior
Name the 5 wave forms of JVP
A, C, X descent, V, Y descent
What does A wave in JVP represent?
Atrial systole
What does C wave in JVP represent?
Closure of tricuspid valve
What does X descent in JVP represent?
Fall in atrial pressure in systole
What does V wave in JVP represent?
Atrium filling against closed tricuspid
What does Y descent in JVP represent?
Opening of tricuspid
Absent A waves in JVP. Dx?
Atrial fib
Raised JVP with normal waveform. Dx?
R heart failure / fluid overload