Cameron County, TX (KRGV) — An inmate who died at the Carrizales Detention Center has been identified.

Javier Sepulveda, 58, died of illness and natural causes, according to a death report obtained by Channel 5 News. He suffered a cardiac arrest in an ambulance while being transported to the hospital.

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The incident occurred on Sunday, Sept. 20. According to the report, officials found Sepulveda on the floor of his cell experiencing seizure activity.

The report also notes Sepulveda had a medical history that included diabetes, asthma, hepatitis, kidney stones, and arthritis.