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Cardiovascular: infections > Myocarditis > Flashcards

Flashcards in Myocarditis Deck (18)
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1

what is it?

This is inflammation of the cardiac muscle

2

It can be ____ or _____ inflammatory pathology

It can be acute or chronic inflammatory pathology

3

It is commonest in ____ people

It is commonest in young people

4

myocarditis is mainly caused by __________

enteroviruses

5

name some enteroviruses

coxsackie A and B

echovirus

6

which other viruses may be the cause? 6

but other viruses are possible (influenza, HIV, polio, hapatitis, mumps, rubeola

7

what is the pathology in acute phase ?

In acute phase- the heart is flabby with focal hemorrhages

8

what is the pathology in chronic phase ?

enlarged and hypertrophic

9

what are the symptoms?

fatigue
palpitations
chest pain
dyspnoea

10

what are the signs?

CCF

11

An episode of viral myocarditis, perhaps unrecognised and forgotten, may be the initial event that results in ______ _______

An episode of viral myocarditis, perhaps unrecognised and forgotten, may be the initial event that results in dilated cardiomyopathy

12

what investigations should be done?

- CXR
- ECG
- Bloods
- PCR

13

what is used to do viral PCR for enterovirus?

throat swab and stool

14

what is used to do viral PCR for influenza?

throat swab

15

what may the CXR show?

cardiac enlargement

16

what may the ecg show?

demonstrates ST and T wave abnormalities and arrhythmias

17

______ ________ are elevated and
______ titres may be raised

cardiac enxymes are elevated
antibody titres may be raised

18

what is the treatent?

supportive - treat the arrhythmia