Dilated Cardiomyopathy: Symptoms, Causes, Diagnosis & Treatment Dilated Cardiomyopathy (DCM) is one of the most common heart muscle diseases that affects the heart’s pumping function. Dilated Cardiomyopathy can develop gradually and, if left untreated, may lead to heart failure, abnormal heart rhythms, or other serious complications. The good news is that early diagnosis, proper treatment, and […]