Help please. could an echocardiogram show if you have a weak heart?

Echo: An echocardiogram can usually indicate if there is a mechanical problem. No test is without the possibility of missing something however.

Yes: An echocardiogram is an ultrasound of the heart that specifically evaluates heart structure (anatomy) and function (how well the heart squeezes and fills). This is an excellent test to look for heart muscle weakness.

Yes..: Echo allows for estimation of left ventricular ejection fraction which is a good measure of pump function.