Unspecified cataclysmic storm, sequela

This code signifies a long-term health condition or complication arising from an unspecified, large-scale, and destructive natural event like a hurricane, tornado, or flood. It indicates that the specific type of cataclysmic storm is not documented or known, but its lasting impact on the patient's health is evident.

Apply this code when a patient presents with a sequela (e.g., chronic respiratory issues, PTSD, persistent injuries) directly attributable to a past cataclysmic storm, and the medical record does not specify the exact type of storm. This is appropriate for follow-up care or late effects where the initial acute event has passed.

• Always attempt to code a more specific type of cataclysmic storm (e.g., X37.0XXS for hurricane) if documented.
• This code is for the sequela (late effect), not the acute injury or illness sustained during the storm itself.
• Requires an additional code to identify the specific nature of the sequela (e.g., a code for chronic bronchitis, anxiety disorder, or scar).