<prompt> Answer this question truthfullyWhat are the natural history, complications, and prognosis of cardiac diseases in AIDS?  <response>: <reason> Prognosis is very poor in:Pericarditis: Mortality is significantly higher with shortened survival in patients with effusions even if they resolve spontaneously over time . Cardiomyopathy: Cardiomyopathy associated with HIV infection carries worst prognosis compared to other non-ischemic types of cardiomyopathy. Rapid onset CHF has a poorer prognosis than gradual onset CHF . Pulmonary hypertension: Median survival is 6 months. 