DELTA Flashcards

1
Q

What is the normal E/e’ value?

A

<8

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2
Q

What is the appearance of abnormal myocardium on MRI + Gadolinium?

A

normal = black
scar = white

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3
Q

Causes of:
- subendocardial scar
- transmural scar
- mid wall scar
- subepicardial scar
- endocardial

A

MI
MI
non-ischaemic with remodelling
myocarditis
amyloidosis

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4
Q

Treatment approach for HFpEF

A

SGLT2i - not available on PBS to non-diabetics
Diuretics to maintain normal filling pressures
ARBs
Salt restriction
Exercise training
Manage comorbidities

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5
Q

EMPEROR-preserved study

A

HFpEF patients given Empa or placebo
Non-diabetic + diabetic
reduced 1’ end point (mainly driven by HF admissions)

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6
Q

b-blockers; most cardioselective

A

metoprolol and bisoprolol
nebivolol is intermediate
carvedilol also action on b2, a1, vasodilator effects also

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7
Q

Ivabradine
- indications

A

must be in sinus rhythm, maximal b-blocker therapy
reduction in CV death / hospitalisations in those with
target <77

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8
Q

What is the effect of neprilysin

A

breaks down BNP

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9
Q

How long should ACEi / ARB be stopped prior to commencement of ARB/ARNI?

A

36 hours
risk of angioedema

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10
Q

Chemo and cardiotoxicity / HF

A

frequent monitoring
give ACEi and B-blockers
consider dose reduction

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11
Q

Hypertrophic CM
- inheritance pattern

A

autosomal dominant
variable penetrance
age related disease expression

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12
Q

Hypertrophic CM
- effects

A

“Myocyte disarray”
asymmetric septal, mid-ventricular, apical and concentric patterns
can occur with or without LVOT obstruction

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13
Q

HCM
- presentation

A

asymptomatic screening
palpitations and syncope
sudden death in young - most common cause
endocarditis
dyspnoea and angina

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14
Q

HCM
- risk factors for SCD

A

FHx premature SCD
Recurrent syncope
Non-sustained VT
Severe LVH (septum >2.5-3cm)
Severe obstruction
Abnormal exercise BP response
myocardial fibrosis on MRI
Specific genotypes

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15
Q

Amyloidosis
- configuration of deposited protein
- staining pattern
- types

A

antiparallel beta-pleated sheets
congo red stain - apple-green
AL amyloid (primary) e.g multiple myeloma
AA amyloid (secondary) e.g. RA, IBD, chronic infection
ATTR amyloid - wt or inherited
Other: dialysis, heritable, age related, organ specific

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16
Q

Amyloidosis
- presentation

A

HFpEF, low voltage ECG, AF
Hepatomegaly
Periorbital purpura
Ventricular hypertrophy on echo

17
Q

Amyloidosis
- ECHO

A

abnormal longitudinal strain, increased wall thickness, speckled

18
Q

Amylodosis
- diagnosis

A

serum and urine electrophoresis
bone scintography for transthyretin
if transthyretin confirmed then go on to have genetic testing

19
Q

Cardiac amyloid treatment

A

Treat HF and treat amyloid
- HF: b-blockers and ACEi usually poorly tolerated, use digoxin with caution
-AL amyloid - chemotherapy
- TTR amyloid - tafamidis

20
Q

Restrictive cardiomyopathy

A

predominant RHF, normal LV function
Diastolic dysfunction, dilated atria.

21
Q

Advanced heart failure

A

MDT approach
inotropes
Mechanical devices (CRT, defibrillators, VADs)
Transplant

22
Q

Indications for ICD

A

1’ prevention
- LVEF<35% (especially ischaemic, less consensus in non-ischaemic), NYHA 2-3 on optimal therapy

23
Q

CRT indications

A

EF <35% on optimal medical therapy, NYHA 2-4, wide QRS (esp >150ms)

24
Q

Indications for transplant

A

Refractory NYHA IV HF
VO2 max < 14 mL/kg/min and anaerobic metabolism
Severe ischaemic not amenable to intervention
Recurrent refractory ventricular arrhythmias

25
Q

Indications for PFO closure
Scoring system used
Who benefits most

A

CVA without alternate cause
RoPE score
Young people with CVA with PFO and no alternate cause

26
Q

TAVI
- indications

A

symptomatic severe AS, initially in high risk patients but now evidence in low surgical risk too

27
Q

How do you differentiate AS from HOCM clinically?

A

AS - radiates to carotids
HOCM - augmented by valsalva, may have ICD

28
Q

Indications for mitraclip
NNT to prevent HF hospitalisation

A

severe secondary MR, not candidate for surgical valve
NNT = 3 to prevent heart failure hospitalisation

29
Q

Indications for left atrial appendage closure
- is the evidence good?

A

AF, contraindication to anticoagulation
- not yet, 2 pending trials

30
Q

AF - rate or rhythm control

A

either may be reasonable
new evidence:
early (within 1 year) rhythm control may be associated with fewer cardiovascular outcomes
Those most likely to benefit from ablation are those with heart failure, especially those related to tachyarrythmia related cardiomyopathy

31
Q

What is PICM

A

pacemaker induced cardiomyopathy
- HF symptoms in 10% of patients following pacemaker
- risk factors; EF<50%, pacing burden >40%, previous MI, CKD, single chamber pacing.