The official cause of death for Mary Jo “MJ” Shannon, Kris Jenner’s mother, was acute cardiopulmonary arrest, according to reports.
Shannon’s passing was further influenced by acute respiratory failure and ongoing metastatic lung cancer, conditions she had been battling for several months before her demise, as indicated by the death certificate acquired by Us Weekly.
Shannon, aged 91, passed away at a hospital in Los Angeles on July 16, with her cremation following on July 23. The certificate notes that no autopsy was conducted.


Previously, Page Six shared that Jenner took to Instagram on July 16 to share the news of her mother’s passing with a heartfelt post.
“Today, we said goodbye to my beautiful Mommy MJ. 😞💔,” the manager expressed in her emotional message, adding, “There are no words that could ever capture what she has meant to me or the heartbreak of having to say goodbye.”
Jenner, 70, credited her mother “the heart of [their] family.”
“She showed us how to love unconditionally and how to find joy in the little moments,” Jenner went on. “She showed me how to face life’s challenges with resilience and faith.”
In her emotional tribute, Jenner also thanked her mom for “every sacrifice [she] made, every piece of wisdom [she] shared, and every moment [she] loved [the family] so completely.”
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