What Caused Don Rickles's Death

Reported Cause of Death

Don Rickles, the American stand-up comedian and actor best known for his insult comedy, died on April 6, 2017, at age 90. The immediate cause of death was kidney failure. In public obituaries and statements from his representative and family, kidney failure is identified as the primary terminal event. While reports varied in their emphasis on whether he had been in frail health, the medically confirmed cause on his death certificate is kidney failure.

Timeline of Final Illness

In the last year of his life, Rickles was hospitalized multiple times. News accounts from early 2017 noted serious health issues and an extremely frail condition. By March 2017, reports indicated he was near death and receiving hospice care. The final hospitalization led to death in April 2017. The timeline is consistent across major outlets: a prolonged decline culminating in kidney failure as the immediate cause.

Contributing Health Conditions

While kidney failure was the proximate cause, Rickles had a long history of medical comorbidities that likely contributed. He had been treated for type 2 diabetes and had undergone surgery for a swollen colon (diverticulitis) years earlier. In his later years he also had anemia and required a feeding tube at times. These conditions can stress multiple organ systems and are commonly seen in very elderly patients with multiorgan decline.

Public and Media Reports

Initial reports in April 2017 broadly stated that Rickles had died of natural causes. Several outlets quickly specified kidney failure and infection. Because he was very old and had multiple comorbidities, some early reports did not emphasize a single organ failure. Over time, more precise obituaries and entertainment trade reporting converged on kidney failure as the main cause. The clarification helps distinguish natural death at age 90 from a specific disease process.

Context on Dying at Extreme Old Age

At 90, it is common for multiple systems to fail simultaneously. Kidney function often declines with age and can be worsened by diabetes, hypertension, and prior infections. In Rickles’s case, reports of a swollen colon and episodes requiring a feeding tube indicate overall physiological vulnerability. When death occurs in this age range, it is typical for a specific organ system—such as the kidneys—to be listed as the immediate cause while underlying frailty and comorbidities are recognized as background factors.

Clarifying Common Misconceptions

A persistent misconception is that Rickles died of a heart attack or stroke based on early, imprecise headlines. Another misconception is that cancer was the primary cause; there is no evidence pointing to a malignancy as the terminal event. Reliable sources converge on kidney failure, which may have been precipitated or complicated by his other conditions. Understanding the specifics matters for medical accuracy and for the historical record of his health history.

Summary and Takeaways

Don Rickles died from kidney failure at age 90 on April 6, 2017. This was the medically confirmed immediate cause, situated against a background of long-standing health issues including type 2 diabetes, diverticulitis, and anemia. The timeline shows a final hospitalization in March–April 2017 with hospice care and extreme frailty. Clarifying the cause helps distinguish natural death in extreme old age from a single, new disease process. For ongoing reference, the key verified details are summarized below.

Key Verified Details

• Cause of death: kidney failure
• Age at death: 90 years
• Date of death: April 6, 2017
• Place: Cedars-Sinai Medical Center, Los Angeles
• Comorbidities: type 2 diabetes, diverticulitis, anemia

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