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# Cardiomyopathy: Part 1 ## Clinical Features * Majority: Subclinical * Unexplained tachycardia & hypotension: * Following febrile infection: * Chest pain/angina with normal coronaries * Exertional dyspnea * Refractory hypotension in a patient with infection (Poor prognosis) *...

# Cardiomyopathy: Part 1 ## Clinical Features * Majority: Subclinical * Unexplained tachycardia & hypotension: * Following febrile infection: * Chest pain/angina with normal coronaries * Exertional dyspnea * Refractory hypotension in a patient with infection (Poor prognosis) * New onset heart failure * Giant cell myocarditis with rapidly progressive heart failure (in Sarcoidosis) ## Investigations * **ECHO**: Global/LV dysfunction. * **ECG**: * Non-specific ST/T wave changes * Low voltage QRS * Sinus tachycardia on ECG * **Blood Investigation**: Troponin I elevation. * **HPE**: DALLAS criteria. ## MRI in Myocarditis * **Peripheral Enhancement** ## Treatment * No specific therapy * Supportive care * Steroids (Only in autoimmune)