AllergyIntolerance

Represents an allergy or intolerance identified for a patient, including the causative substance, reaction details, and clinical status.

Schema ID: https://vetformat.org/schemas/v1/allergy-intolerance.schema.json

Fields

Field	Type	Required	Description
resource_type	"AllergyIntolerance"	Yes	Fixed resource type identifier for this schema.
id	string	Yes	Unique identifier for the allergy/intolerance record. UUID recommended.
patient_id	string	Yes	Reference to the patient who has this allergy or intolerance.
encounter_id	string	No	Reference to the encounter during which this allergy or intolerance was identified.
type	enum	Yes	Whether this represents a true allergy (immune-mediated) or an intolerance (non-immune).
category	enum	Yes	Category of the causative substance.
substance	string	Yes	Name of the substance that causes the adverse reaction.
clinical_status	enum	Yes	Current clinical status of the allergy or intolerance.
criticality	enum	No	Estimate of the potential clinical harm or seriousness of future reactions.
onset_date	string (date)	No	Date when the allergy or intolerance was first identified.
reaction	[reaction]	No
notes	string	No	Additional notes about the allergy or intolerance.

type values

• allergy
• intolerance

category values

• food
• medication
• environment
• other

clinical_status values

• active
• inactive
• resolved

criticality values

• low
• high
• unable-to-assess

Sub-objects

reaction object

Details of the adverse reaction caused by the substance.

Field	Type	Required	Description
manifestation	string	No	Clinical manifestation or symptom of the reaction.
severity	enum	No	Severity of the reaction.

reaction.severity values

• mild
• moderate
• severe

Full Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://vetformat.org/schemas/v1/allergy-intolerance.schema.json",
  "title": "AllergyIntolerance",
  "description": "Represents an allergy or intolerance identified for a patient, including the causative substance, reaction details, and clinical status.",
  "type": "object",
  "required": [
    "resource_type",
    "id",
    "patient_id",
    "type",
    "category",
    "substance",
    "clinical_status"
  ],
  "additionalProperties": true,
  "$defs": {
    "reaction": {
      "type": "object",
      "description": "Details of the adverse reaction caused by the substance.",
      "properties": {
        "manifestation": {
          "type": "string",
          "description": "Clinical manifestation or symptom of the reaction.",
          "examples": [
            "Urticaria and facial swelling"
          ]
        },
        "severity": {
          "type": "string",
          "enum": [
            "mild",
            "moderate",
            "severe"
          ],
          "description": "Severity of the reaction.",
          "examples": [
            "moderate"
          ]
        }
      },
      "additionalProperties": true
    }
  },
  "properties": {
    "resource_type": {
      "const": "AllergyIntolerance",
      "description": "Fixed resource type identifier for this schema.",
      "examples": [
        "AllergyIntolerance"
      ]
    },
    "id": {
      "type": "string",
      "description": "Unique identifier for the allergy/intolerance record. UUID recommended.",
      "examples": [
        "allergy-550e8400-e29b-41d4-a716-446655440000"
      ]
    },
    "patient_id": {
      "type": "string",
      "description": "Reference to the patient who has this allergy or intolerance.",
      "examples": [
        "550e8400-e29b-41d4-a716-446655440000"
      ]
    },
    "encounter_id": {
      "type": "string",
      "description": "Reference to the encounter during which this allergy or intolerance was identified.",
      "examples": [
        "a1b2c3d4-e5f6-7890-abcd-ef1234567890"
      ]
    },
    "type": {
      "type": "string",
      "enum": [
        "allergy",
        "intolerance"
      ],
      "description": "Whether this represents a true allergy (immune-mediated) or an intolerance (non-immune).",
      "examples": [
        "allergy"
      ]
    },
    "category": {
      "type": "string",
      "enum": [
        "food",
        "medication",
        "environment",
        "other"
      ],
      "description": "Category of the causative substance.",
      "examples": [
        "medication"
      ]
    },
    "substance": {
      "type": "string",
      "description": "Name of the substance that causes the adverse reaction.",
      "examples": [
        "Penicillin"
      ]
    },
    "clinical_status": {
      "type": "string",
      "enum": [
        "active",
        "inactive",
        "resolved"
      ],
      "description": "Current clinical status of the allergy or intolerance.",
      "examples": [
        "active"
      ]
    },
    "criticality": {
      "type": "string",
      "enum": [
        "low",
        "high",
        "unable-to-assess"
      ],
      "description": "Estimate of the potential clinical harm or seriousness of future reactions.",
      "examples": [
        "high"
      ]
    },
    "onset_date": {
      "type": "string",
      "format": "date",
      "description": "Date when the allergy or intolerance was first identified.",
      "examples": [
        "2024-03-10"
      ]
    },
    "reaction": {
      "$ref": "#/$defs/reaction"
    },
    "notes": {
      "type": "string",
      "description": "Additional notes about the allergy or intolerance.",
      "examples": [
        "Confirmed via intradermal skin testing. Avoid all beta-lactam antibiotics."
      ]
    }
  }
}