Kris Jenner's sister Karen Houghton's cause of death has been revealed nearly a month after she passed away at age 65.

In Season 6 of "The Kardashians," Kris Jenner got emotional when producers asked her about her younger sister, Karen's death. She confirmed the cause of death.

Kris Jenner's younger sister Karen Houghton died unexpectedly March 18 at the age of 65, and now more details on her official cause of death have been shared.

Kris Jenner ’s sister Karen Houghton ’s cause of death has been revealed. Houghton died on Monday, March 18; she was 65. She was cremated the day after her death on March 19, reports TMZ.

Kris Jenner's younger sister Karen Houghton's official cause of death has been revealed after she tragically died earlier this week. Officials previously attributed her death to "natural causes ...

The cause of Kris Jenner's younger sister's death has been revealed. Karen Houghton, the Kardashian-Jenner matriarch's only sister, died of cardiac arrest and sudden cardiac arrhythmia, TMZ ...

The cause of Kris Jenner's younger sister's death has been revealed. Kris confirmed her sibling's death in an Instagram post the next day. "It is with the heaviest heart and deepest sadness that I ...

Kris Jenner and Karen Houghton Getty Images/Daniel Robertson/startraksphoto.com Kris Jenner ‘s sister Karen Houghton ‘s cause of death has been revealed after she died on March 19 at age 65.

Karen Houghton, the Kardashian-Jenner matriarch's only sister, died of cardiac arrest and sudden cardiac arrhythmia, TMZ reported, citing her death certificate.

Kris Jenner 's younger sister Karen Houghton 's cause of death has been revealed, nearly one month after she passed away "unexpectedly" aged 65. Karen was found unresponsive in her home in San ...

Kris Jenner ’s sister Karen Houghton ’s cause of death has been revealed. Houghton died on Monday, March 18; she was 65. She was cremated the day after her death on March 19, reports TMZ.