Large incidents with 200+
casualties
London Ambulance Service
will declare Mass Casualty
incident
High % of Priority 1 and 2
patients
Follow Mass Casualty triage
arrangements when instructed
Situation must be confirmed by
Chief Medical Officer
Redirect low priority patients to
Primary Care
This creates a whole scale change in the provision of care to
patients within all parts of health care to cope with the extreme
surge experienced by Trusts.