Actor Gene Hackman and his wife, Betsy Arakawa, had their cause of deaths shared by New Mexico health officials Friday, with Hackman dying of a form of heart disease and Arakawa dying of hantavirus—marking a rare case of the disease typically spread through rodents.

Gene Hackman's wife died of a rare virus that few had heard of before a major update in the case this week ... and TMZ has learned she had about a week after contracting Hantavirus before it quickly became fatal.