Mary Tyler Moore’s cause of death reveals her health was far worse than anyone imagined

WASHINGTON - JULY 18: Actress and current International Chairman of the Juvenile Diabetes Research Foundation Mary Tyler Moore meets with U.S. Senate Majority Leader Bill Frist (R-TN) in his office in the Capitol July 18, 2006 in Washington, DC. Moore payed a visit to Frist in the run up to votes the U.S. Congress will make on stem cell research. The Senate is debating the Santorum-Brownback Fetus Farming Prohibition Act, the Santorum-Specter Alternative Pluripotent Stem Cell Therapies Enhancement Act and the Stem Cell Research Enhancement Act and is expected to vote on all three today. (Photo by Chip Somodevilla/Getty Images)

Mary Tyler Moore ultimately died of cardiopulmonary arrest last week, but her official death certificate reveals she was in far worse condition.

According to a death certificate obtained by TMZ, Moore had severe health issues stemming from aspiration pneumonia, hypoxia and diabetes mellitus. The actress was diagnosed with diabetes at age 33.

Videos by Rare

Videos by Rare

RELATED: Jill (Duggar) Dillard and her husband finally revealed the gender of their newest bundle of joy

A source revealed to PEOPLE that Moore was on a ventilator in the final days of her life. She reportedly went into cardiac arrest after she had trouble getting oxygen to her tissues. She was 80 years old.

Moore was laid to rest Sunday at the Oaklawn Cemetery in Fairfield, Conn. It was a intimate and private funeral for family and friends.

Following the memorial, the cemetery remained open to the public so fans could pay their respects, according to the Connecticut Post.

Mary Tyler Moore quotes to live by

[protected-iframe id=”bea483fc7e94348911f9c51063b77e87-46934866-51331093″ info=”” width=”640″ height=”360″ frameborder=”0″ class=”rumble”]

What do you think?

A second Obama appointee just got replaced

Actress Vanessa Hudgens posts a heartbreaking tribute to her father one year after his death