What is dextrocardia? Rare condition in which Catherine O’Hara’s heart was on the right side

Catherine OHara and dextrocardia: Hollywood star Catherine O'Hara has passed away at the age of 71 after a medical emergency. Paramedics responded to her Los Angeles home and she was taken to a hospital in serious condition. Her agency confirmed her death following a brief illness. Speculation has arisen about her known condition, dextrocardia, though its role in her passing is unconfirmed.