Mark Deakyne was watching a TV comedy with friends when he started laughing hysterically and uncontrollably. Standing up to get a drink, his heart began racing and he became so lightheaded he felt like he might pass out. Scared, Deakyne didn’t say anything to anyone.
Heart failure specialists determined that Terri had a condition called left ventricular non-compaction (LVNC), a problem that occurs during the development of the heart.