Triage is the process of sorting patients into priority groups for treatment based on the severity of their condition. It is used in mass casualty incidents to provide the greatest benefit to the largest number of patients when resources are limited. Patients are categorized as red (highest priority), yellow, green, or black (dead) based on their airway, breathing, circulation, and mental status. The START method involves a rapid initial assessment and tagging of patients to identify those needing immediate care. Secondary triage provides a more thorough reassessment once resources are available. Special considerations are made for injured rescuers, hysterical patients, children, and those with hypothermia or multiple injuries. An incident command system is activated to coordinate the emergency