Kris Jenner's Mom MJ Shannon's Cause Of Death Revealed

Kris Jenner‘s mother Mary Jo “MJ” Shannon’s cause of death has been confirmed.

Her death certificate, obtained by Us Weekly on Tuesday, lists her immediate cause of death as acute cardiopulmonary arrest. Other contributing conditions included acute respiratory failure and metastatic lung cancer, which the 91-year-old had for months before her death.

She passed away in a Los Angeles hospital on July 16 and was cremated on July 23. There was no autopsy completed after her death, the certificate noted.

A very, very sad loss. Our hearts remain with the whole family as they mourn!