Dad (age 65) diabetic has lbbb and bradycardia... fainted once and is undergoing full checkup....dr gave electrolyte to recheck.. is it curable?

Cause: There are many causes of fainting ranging from electrolyte imbalance to underlying heart defect. It depends on what he has. Based on his ekg data, he might need evaluation by a cardiologist.

Full work up: Your father is 65 with a LBBB and bradycardia. With medications he could have heart block. He will get a full work up. Your doctors may recommend a pace maker if indicated. He may hay coronary artery disease.