Atrioventricular canal defect

Autonomic neuropathy

Coarctation of the aorta

Epidermolysis bullosa

Heart murmurs

Heat exhaustion




Porphyria is a group of inherited disorders that result from buildup of natural chemicals call porphyrins, which can cause nervous system and skin problems.

Pulmonary edema

Serotonin syndrome

Serotonin syndrome — caused by mixing some antidepressants and other medications — can be life-threatening if left untreated.

Spontaneous coronary artery dissection (SCAD)

Find out about this rare cause of heart attack in young, healthy people.

Oct. 14, 2015