 [ Symptoms ] i have lump on breast hospital refused to do the mammogram [ Disease ] your dad has problems with his coronary arteries that are meant to supply blood to the heart they may be partially obstructed by the atherosclerotic plaques he has valve related regurgitations as well ideal treatment for this is a valve replacement surgery but considering the ejection factor of just 45 it would be pretty dangerous to perform any surgery take a cardiologist is opinion straight away