I have survived three minor previous heart attacks - ejection rate of 40% then three months ago 4 stents were provided - ejection rate has fallen to 28% - heart enlarged with LAD blockage - feel fluid build-up in lungs while laying down - on meds for blood pressure, diabetes, beta-blockers, Plavix etc. other issues include low kidney function because of large kidney stones in both kidneys and have all the symptoms: fatigue, indigestion, chest pressure when walking stairs. father & Mother history of by-pass surgery and With 50% survival rate in five years for congestive heart failure - WHAT is my survival rate prognosis?