Hank Williams Jr.’s wife, Mary Jane Thomas, died on March 22 in Florida following a medical procedure.
Monday, People revealed the Palm Beach County Medical Examiner, and an autopsy report said the cause of death was accidental.
The autopsy further explained Thomas died of “pneumothorax due to perforated parietal pleura during liposuction with autologous fat reinjection procedure.”
People reported that the autopsy said Thomas’ lung collapsed after her surgeon punctured the membrane. The surgeon was completing a fat transfer as part of a breast lift following a breast implant removal.