<P> Hospital emergency codes have often varied widely by location , even between hospitals in the same community . Confusion over these codes has led to the proposal for and sometimes adoption of standardized codes . In many American , Canadian , New Zealand and Australian hospitals , for example `` code blue '' indicates a patient has entered cardiac arrest , while `` code red '' indicates that a fire has broken out somewhere in the hospital facility . </P>
what does code red mean in the emergency room
fire has broken out somewhere in the hospital facility