"Sleep apnea" - a condition in which a person stops breathing during sleep for several seconds or minutes. In the death certificate, issued in January, said 60-year-old actress, who played the role of Princess Leia's heart stopped.

In the current statement of the coroner of Los Angeles notes that the exact cause of death has not been established. The document in addition to sleep apnea as a possible cause of death appear also in heart disease and drug use. As a result, the document in the cause of death written "undefined".

The actress was hospitalized in the medical center Ronald Reagan in Los Angeles after a massive heart attack, which happened during a flight from London on 23 December 2016. She at the time was on tour, presenting his book.

Fisher did not regain consciousness and died on December 27 at the Medical center named after Ronald Reagan. Her mother, actress Debbie Reynolds died the next day.