Flashcards in Myocarditis Deck (12):
Whilst most recover what may occur?
Persistent low grade myocarditis or dilated cardiomyopathy some 10-20 years later
Name the classifications of causes for myocarditis e.g. Viral
Viral, bacterial, protazoal, autoimmune, radiation, drugs, poisoning
Name a viral cause
Coxsackie B, adenovirus, echovirus, influenza, rubella
Name a bacterial cause
Diphtheria, chlamdyia, coxiella, lymes disease (borrelia burgdoferi)
Name a protazoal cause (optional)
Trypansoma cruzi (chagas disease)
Name an autoimmune cause
Sarcoidosis, connective tissue diseases
Less severe but important symptoms include?
Dyspnoea, chest pain and fatigue
Focal inflammation can lead to what?
Arrythmias that may be heard, cause palpitations or even sudden death occasionally
What heart sounds might you be listening for?
Soft s1, s3, murmurs from mitral/tricuspid regurgitation
What investigations might you do?
ECG, CXR, echo, serum Cr kinase, assays of coxsackie B
What is the main goal of treatment?
Supportive, plenty of bed rest and no exercise for several months giving HF drugs if HF is present. Steroids may be given on the rare occasion it is cardiac biopsy proven