Untreatable, deadly 'superbug' fungus outbreak reported at two North Texas hospitals By FOX 4 Staff An untreatable 'superbug' fungus outbreak has been reported at two North Texas hospitals, the CDC reports. DALLAS - An untreatable 'superbug' fungus outbreak has been reported at two North Texas hospitals, the CDC reports. Formally known as Candida Auris, the fungus is a form of yeast that can be deadly to hospital and nursing home patients who have serious medical problems. It can be spread through patient contact pr contaminated surfaces. "This is really the first time we've started seeing clustering of resistance" in which patients seemed to be getting the infections from each other, said the CDC's Dr. Meghan Lyman.