AllergyIntoleranceCriticality

Estimate of the potential clinical harm, or seriousness, of a reaction to an identified Substance.

This value set has an inline code system http://hl7.org/fhir/allergy-intolerance-criticality, which defines the following codes:

Code	Display	Definition
CRITL	Low Risk	The potential clinical impact of a future reaction is estimated as low risk: exposure to substance is unlikely to result in a life threatening or organ system threatening outcome. Future exposure to the Substance is considered a relative contra-indication.
CRITH	High Risk	The potential clinical impact of a future reaction is estimated as high risk: exposure to substance may result in a life threatening or organ system threatening outcome. Future exposure to the Substance may be considered an absolute contra-indication.
CRITU	Unable to determine	Unable to assess the potential clinical impact with the information available.