Cardio ECG and murmurs Flashcards

1
Q

ECG Findings for stable angina

A

Normal or ST depression

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2
Q

ECG findings for unstable angina

A

Normal or ST depression/T wave inversion

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3
Q

ECG findings for an NSTEMI

A

ST depression
T wave inversion

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4
Q

ECG findings for STEMI

A

ST elevation
Pathological Q eaves after a few days

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5
Q

First line investigation for heart failure

A

BNP-released from ventricles n response to mechanic stress

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6
Q

CXR findings for heart failure

A

ABCDE
Alveolar bat wing oedema
B Kerley B lines
Cardiomegaly
Dilated upper lobe vessels
E pleural effusion

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7
Q

Which valve disorders have systolic murmurs and which have diastolic

A

Systolic-ASMR (aortic stenosis, mitral regurg)
Diastolic-ARMS(Aortic regurg, mitral stenosis

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8
Q

Causes of stenosis

A

RHD
Congenital issues
Calcification

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9
Q

Causes of regurgitation

A

Connective tissue-Marfans, EDS
Infection: IE

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10
Q

Murmur of aortic stenosis

A

Ejection systolic crescendo-decrescendo murmur

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11
Q

Murmur indicative of mitral regurgitation

A

pansystolic murmur at the apex radiating to the axilla

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12
Q

Signs of Mitral stenosis

A

Malar flush
Diastolic murmur heard when patient lying on left side in held expiration

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13
Q

Signs of aortic regurgitation

A

Diastolic murmur at the left sternal border 4th intercostal space
Collapsing water hammer pulse

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14
Q

Treatment pathway for heart failure

A

ABAL
ACE-i and beta blocker
Aldosterone antagonist-spironolactone
Loop diuretic-furosemide
Digoxin as last resort

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15
Q

ECG findings first-degree AV block

A

Prolonged PR interval(>0.12s)

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16
Q

ECG findings Mobitz 1

A

PR intervals become progressively longer until a P wave and QRS complex is dropped

17
Q

ECG findings Mobitz 2

A

Consistently prolonged PR intervals randomly not followed by a QRS complex

18
Q

ECG findings 3rd degree AV block

A

P waves completely independent of QRS complexes

19
Q

ECG findings AFib

A

No P waves
Irregular and rapid QRS complexes

20
Q

ECG findings Aflutter

A

Regular sawtooth like atrial flutter between QRS complexes

21
Q

HASBLED score

A

Risk of major blees in AF patients on antiocoags

22
Q

CHADSVASC score

A

Stroke risk on AF patients-> need for anticoagulation

23
Q

2:1 block

A

2 p waves for every QRS complex

24
Q

ECG findings in RBBB

A

MaRRoW
V1: M shAPED QRS complex
V6: W shaped QRS COMPLEX

25
Q

ECG findings in LBBB

A

WiLLiaM
V1: W shaped QRS complex
V6: M shaped QRS compelx

26
Q

Pathophysiology of AVRT

A

Accessory pathway exists for impulse conduction-> not re-entry through AVN
WPW-Accessory pathway-bundle of kent-> excited ventricles earlier than typical pathway

27
Q

ECG findings WPW

A

Slurred delta waves
Short PR intervals
Wide QRS

28
Q

What is long QT syndrome

A

Ventricular tachyarrhythmia
Typically congenital
QT interval >480ms

29
Q

ECG findings Torsades de Pointes

A

Looks like ventricular tachycardia
QRS complexes twisting around the baseline
Height of QRS complex gets progressively smaller then large

30
Q

Ventricular fibrillation

A

Shapeless rapid oscillation on ECG

31
Q

What can Torsades de Pointes lead to?

A

Can terminate spontaneously or progress to ventricular tachycardia-> cardiac arrest

32
Q

Causes of prolonged QT

A

Long QT syndrome (inherited condition)
Medications: antipsychotics, flecainide, amiodarone
Electrolyte imbalances: hypokalaemia, hypocalcaemia

33
Q

ECG findings ventricular ectopics

A

Isolated random, abnormal broad QRS complexes on otherwise normal ECG

34
Q

ECG findings AVNRT

A

Retrograde P waves with prolonged PR interval

35
Q

ECG changes infective endocarditis

A

Long PR interval

36
Q

ECG changes pericarditis

A

PR depression
Saddle shaped ST elevation OR widespread ST elevation

37
Q

ECG changes pericardial effusion

A

Low voltage QRS complexes, electrical alternans

38
Q

ECG changes cardiac tamponade

A

Low voltage QRS complexes, electrical alternans