Mass Disaster Management

Mass Disaster Management - Defining the Chaos

• Mass Casualty Incident (MCI): An event that results in (or has the potential to result in) more injured or deceased than can be managed by local resources.
  • Mass Fatality Incident (MFI): An event resulting in more decedents to be recovered and examined than can be managed in the local medical examiner/coroner's jurisdiction.
  • Triggers: Natural (e.g., earthquakes, tsunamis) or Man-made (e.g., industrial accidents, terrorist attacks).
  • Key Challenges: Resource scarcity, communication breakdown, overwhelming casualties.
• Disaster Management Cycle:
  • Mitigation: Reducing risk impact.
  • Preparedness: Planning & training for response.
  • Response: Immediate actions post-impact (rescue, triage, treatment).
  • Recovery: Long-term restoration of normalcy.
• Incident Command System (ICS): Standardized hierarchical structure for on-scene management with AI-driven coordination and digital communication tools for real-time data analysis and resource allocation.
  • Benefits: Clear chain of command, inter-agency coordination, efficient resource allocation.
  • 📌 C-FLOP for ICS major functions: Command, Finance/Admin, Logistics, Operations, Planning.

⭐ While the "Golden Hour" is recognized, modern disaster response emphasizes triage and resource allocation based on providing the greatest good for the greatest number, shifting from individual patient care to a population-based approach in resource-limited settings.

Mass Disaster Management - Managing the Mayhem

• Goal: Coordinated, efficient, ethical response to minimize casualties & suffering.
• Core Principles:
  • Incident Command System (ICS): Standardized on-site management; common terminology, modular organization, unified command.
  • Triage: Rapidly sort casualties by severity.
    • Multiple Systems Available: START (Simple Triage And Rapid Treatment) and SALT (Sort, Assess, Lifesaving Interventions, Treatment/Transport) are prominent systems.
    • START Protocol: Assesses walking, respirations, perfusion, mental status.
    • Categories: Red (Immediate), Yellow (Delayed), Green (Minor), Black (Deceased/Expectant).
    • 📌 RPM (Respirations >30/min? Perfusion: Cap Refill >2s? Mental Status: Can't follow commands?).
    • Choice of triage system depends on specific context and training.
  • Communication: Clear channels; inter-agency coordination.
  • Logistics: Resource management (personnel, supplies, transport).
  • Security: Scene safety, access control.
• Specialized Areas:
  • Mortuary Affairs: Dignified handling, DVI.
  • Psychosocial Support: For victims, families, responders.
• India: NDMA (National Disaster Management Authority), NDRF (National Disaster Response Force).

⭐ The primary goal of triage in a mass casualty incident is to do the "greatest good for the greatest number" of survivors.

Mass Disaster Management - Identifying the Victims

Effective victim identification in mass disasters follows internationally recognized protocols, primarily INTERPOL DVI guidelines (2023 updated version), ensuring accuracy and dignity. A multidisciplinary team approach is essential.

• Primary Identifiers (Highest Scientific Certainty):
  • Fingerprints (Dactyloscopy): Unique patterns, durable postmortem.
  • Dental Records (Forensic Odontology): Unique restorations, resistant to decomposition/fire.
  • DNA Analysis: Genetic fingerprinting; nuclear DNA preferred, mtDNA for degraded samples.
• Secondary Identifiers (Corroborative, used in combination or when primary unavailable):
  • Physical Description: Age, sex, stature, ethnicity, hair/eye color.
  • Medical Information: Surgical scars, implants (with serial numbers), tattoos, old fractures.
  • Clothing & Personal Effects: Jewelry, ID cards, items found with the body.

DVI Phases & Data Flow:

• Key Principles:
  • Presumption of identity until proven.
  • Chain of custody for all remains and data.
  • Regular team briefings and information sharing.
  • 📌 D.V.I. = Disaster Victim Identification.

⭐ INTERPOL DVI guidelines (2023) require 100% match between ante-mortem and post-mortem data using DNA, odontological data, and/or fingerprints for positive identification, with all other information supporting the identification.

High‑Yield Points - ⚡ Biggest Takeaways

• Triage (e.g., START/SAVE) is crucial for prioritizing victims in MCIs.
• Key DVI phases: Scene (Recovery), Postmortem, Antemortem, Reconciliation, Debriefing.
• Primary identifiers (Fingerprints, Dental records, DNA) are definitive for identification.
• INTERPOL DVI forms (Pink PM, Yellow AM) standardize data collection.
• Incident Command System (ICS) ensures coordinated multi-agency disaster response.
• Psychological support for victims, families, and responders is a core component.
• Strict chain of custody for human remains and property is mandatory.