Disney star Cameron Boyce's family reveals he suffered from epilepsy

Following the untimely death of 20-year-old Disney star Cameron Boyce on Saturday, it was revealed that he suffered a fatal seizure in his sleep.

A Boyce family spokesperson now tells ET that Boyce's seizure was a result of an ongoing condition that has been identified by his family as epilepsy.

At the time of his passing, the family revealed that he's been receiving treatment for "an ongoing medical condition."

An autopsy was performed on Monday, a spokeswoman for the Los Angeles County Medical Examiner-Coroner told ET, adding that the cause of death was deferred pending further investigation.

18 PHOTOS
Cameron Boyce through the years
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Cameron Boyce through the years
CULVER CITY, CA - DECEMBER 09: Cameron Boyce star of the hit series "Jessie" gets signs autographs for Radio Disney AM 1110 fans at the Wii U Showdown at Westfield Century City Mall in Los Angeles on December 9, 2012. Wii U is one of Nintendo’s hottest items of the holiday season. (Photo by Michael Buckner/Getty Images for Nintendo of America)
DESCENDANTS - Disney Channel's original movie "Descendants" stars Booboo Stewart as Jay, Dove Cameron as Mal, Sofia Carson as Evie and Cameron Boyce as Carlos. (Photo by Eike Schroter/Disney Channel via Getty Images)
LOS ANGELES, CA - NOVEMBER 25: Actor Cameron Boyce attends the 2012 Hollywood Christmas Parade Benefiting Marine Toys For Tots on November 25, 2012 in Los Angeles, California. (Photo by Vincent Sandoval/FilmMagic)
JESSIE - "Karate Kid-tastrophe" - Jessie finds herself in unfamiliar territory when Emma's unexpected behavior gets her into trouble at school. Meanwhile, Luke takes on the role of Sensei to train Zuri for her upcoming karate belt test. This episode of "Jessie" airs Friday, March 27 (8:00 PM - 8:30 PM ET/PT), on Disney Channel. (Kelsey McNeal/DISNEY CHANNEL via Getty Images)
LOS ANGELES, CA - FEBRUARY 28: Cameron Boyce attends the 15th Annual Global Green Pre Oscar Party at NeueHouse Hollywood on February 28, 2018 in Los Angeles, California. (Photo by Frazer Harrison/Getty Images for Global Green and EIN )
GAMER'S GUIDE TO PRETTY MUCH EVERYTHING - "The Longest Yard" - Conor and Ashley give Mr. Spanks another chance at breaking the school's punting record in football while Wendell and Franklin compete to become the next school mascot. This episode of "Gamer's Guide to Pretty Much Everything" will air Wednesday, December 2 (8:30 PM - 9:00 PM ET/PT), on Disney XD. (Photo by Ron Tom/Disney XD via Getty Images)
HOLLYWOOD, CA - MARCH 13: Cameron Boyce attends A Legacy Of Changing Lives Presented By The Fulfillment Fund at The Ray Dolby Ballroom at Hollywood & Highland Center on March 13, 2018 in Hollywood, California. (Photo by Tommaso Boddi/WireImage)
STUDIO CITY, CALIFORNIA - JUNE 16: Actor Cameron Boyce attends the 2019 Radio Disney Music Awards at CBS Studios - Radford on June 16, 2019 in Studio City, California. (Photo by Paul Archuleta/FilmMagic,)
STUDIO CITY, CALIFORNIA - JUNE 16: Cameron Boyce attends the 2019 Radio Disney Music Awards at CBS Studios - Radford on June 16, 2019 in Studio City, California. (Photo by Rodin Eckenroth/Getty Images)
WEST HOLLYWOOD, CALIFORNIA - APRIL 25: Cameron Boyce attends LA Family Housing Annual LAFH Awards And Fundraiser Celebration at The Lot on April 25, 2019 in West Hollywood, California. (Photo by Jon Kopaloff/Getty Images,)
INGLEWOOD, CALIFORNIA - APRIL 25: Cameron Boyce attends WE Day California at The Forum on April 25, 2019 in Inglewood, California. (Photo by Tommaso Boddi/Getty Images for WE Day)
NEW YORK, NY - MARCH 26: Former Vice President of the United States, Joe Biden (L) and actor Cameron Boyce attend The 2019 Biden Courage Awards at Russian Tea Room on March 26, 2019 in New York City. (Photo by Cindy Ord/Getty Images for It's On Us)
LOS ANGELES, CA - September 24: (EXCLUSIVE COVERAGE) Cameron Boyce visits the Young Hollywood Studio on September 24, 2018 in Los Angeles, California. (Photo by David Mendez/Young Hollywood/Getty Images)
WEST HOLLYWOOD, CA - AUGUST 28: Cameron Boyce attends Variety's Power of Young Hollywood event at the Sunset Tower Hotel on August 28, 2018 in West Hollywood, California. (Photo by Jesse Grant/WireImage)
BEVERLY HILLS, CA - APRIL 21: CEO and Co-Founder of The Thirst Project Seth Maxwell and Cameron Boyce attend The Thirst Project's 9th Annual Thirst Gala at The Beverly Hills Hotel on April 21, 2018 in Beverly Hills, California. (Photo by John Sciulli/Getty Images for Thirst Project)
BEVERLY HILLS, CA - APRIL 21: Cameron Boyce attends The Thirst Project's 9th Annual Thirst Gala at The Beverly Hills Hotel on April 21, 2018 in Beverly Hills, California. (Photo by John Sciulli/Getty Images for Thirst Project)
WEST HOLLYWOOD, CA - APRIL 05: Actor Cameron Boyce arrives at the 2018 LA Family Housing Awards at The Lot in West Hollywood on April 5, 2018 in West Hollywood, California. (Photo by Amanda Edwards/WireImage)
HOLLYWOOD, CA - DECEMBER 14: Actor Cameron Boyce arrives at the premiere of Walt Disney Pictures' and Lucasfilm's "Star Wars: The Force Awakens" at the Dolby Theatre, TCL Chinese Theatre and El Capitan Theatre on December 14, 2015 in Hollywood, California. (Photo by Steve Granitz/WireImage)
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The young actor - best known for his work Disney Channel shows including Descendants, Shake It Up and Liv and Maddie - was mourned by his family, and many in the entertainment industry following news of his death.

Boyce's father, Victor, took to Twitter on Sunday to thank his son's fans for their outpouring of support and condolences following his family's tragic loss.

"I’m overwhelmed with the love and support our family has received," Boyce's devastated father wrote. "It really does help to ease the pain of this nightmare I can’t wake up from. I can’t thank you guys enough."

For more on the young star's life and legacy, and the tributes and memorials shared in recent days, watch the video below.

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