11 patients die 'for unknown reason' at govt hospital in Chennai Though it is alleged that the patients died due to oxygen shortage, senior officials said it is not the case Wednesday May 5, 2021 12:11 PM, IANS Chennai: At least 11 patients died at the Government Chengalpattu Medical College Hospital here on Tuesday night. An inquiry has been ordered into the cause of death. Though it is alleged that the patients died due to oxygen shortage, senior officials said it is not the case as the hospital has sufficient stock. "As per initial reports, the hospital has sufficient stock of oxygen. It is not an oxygen supply issue. Only an inquiry would reveal as to the cause of death," J. Radhakrishnan, Health Secretary told IANS.