hrt failure pathology Flashcards

1
Q

a hypertrophied heart is

A

enlarged with thickened left ventricle

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2
Q

restrictive heart disease due to

A

infiltrative process - amyloidosis, sacroidosis

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3
Q

hypertrophic cardiomyopathy is

A

a genetic muscle disease

primary cardiomyopathy

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4
Q

3 ways in which a heart can hypertrophy

A

hypertension
fabry’s disease
LVH in setting or aortic valve disease

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5
Q

dilated cardiomyopathy has what type of failure

A

forward failure often but can have backwards failure too

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6
Q

secondary dilated cardiomyopathy can be the result of

A

atherosclerotic heart disease

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7
Q

dilated heart chambers can lead to

A

mural thrombi

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8
Q

histological features of a dilated heart

A
  • cardiomyocyte hypertrophy
  • fibrosis - lace-like
  • degenerative changes
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9
Q

asymmetric septal hypertrophy often seen in

A

Hypertrophic cardiomyopathy

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10
Q

features of hypertrophic cardiomyopathy

A
  • scarring arrythmogenic foci

- prone to sudden death

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11
Q

Marked cardiomyocyte hypertrophy and myofibre disarray suggest

A

Hypertrophic cardiomyopathy

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12
Q

one way to deal with an obstructive hypertrophic cardiomyopathy

A

to ablate with alcohol - the septum

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13
Q

Hypertensive heart disease, with no myofiber disarray often

A

hypertrophied heart! NOT hypertrophic cardiomyopathy

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14
Q

stiff ventricles suggest

A

restrictive cardiomyopathy

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15
Q

heart failure with preserved ejection fraction is

A

diastolic heart failure

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16
Q

diastolic heart failure features

A
  • impaired relaxation
  • stiff ventricle - not always hypertrophied
  • Atrial dysfunction if dilated
  • F> M
17
Q

Fibrofatty deposition in right heart of young people very arrythmogenic
- associated with desmosomal proteins

A

ARVC

18
Q

4 types of heart muscle disease that can cause heart failure

A
  • endocardial fibroeslastosis - kids
  • thyrotoxicosis
  • vsd
  • Giant cell myocarditis
  • cor pulmonale