This is a guest post by the family dentist of a Texas man whose wife died at age 67.

The family dentist had been performing dental work on her at a facility in Houston when she suddenly collapsed and died at home, according to WFAA-TV in Dallas.

The doctor’s wife is seen at her home in January 2017.

According to WJHL-TV, the family had been working on the dentist’s office’s complex in downtown Houston when he left for work at 9:30 a.m. on Friday.WJHL reported that he went to a home in the 6300 block of West Alamo Street, where he called 911.

The family had gone to a restaurant for dinner, according the station.

According the station, the emergency dispatcher called for an ambulance and paramedics were summoned to the scene.

According a statement on the Texas Department of Public Safety website, the woman died at 9 a.p.m., about 12 hours after she called 911, the station reported.