That’s different from preventing death. Trying to stabilise a terminal cancer patient is significantly different from treating it before it becomes terminal, being in a coma might not be immediately live threatening but removing the patient from the hospital until it becomes so can remove any chance of recovery. And even if you survive, if you only get treatment when it’s already a life or death situation the outcomes can be much worse.
That’s different from preventing death. Trying to stabilise a terminal cancer patient is significantly different from treating it before it becomes terminal, being in a coma might not be immediately live threatening but removing the patient from the hospital until it becomes so can remove any chance of recovery. And even if you survive, if you only get treatment when it’s already a life or death situation the outcomes can be much worse.
In this case the patient has a brain hemorrhage, which means they aren’t stable and the hospital would be required to provide emergency care for it.