> ## Documentation Index
> Fetch the complete documentation index at: https://docs.metriport.com/llms.txt
> Use this file to discover all available pages before exploring further.

# familymemberhistory_extension_vcc_coding

Normalized `FamilyMemberHistory.extension[].valueCodeableConcept.coding[]` property on the [FamilyMemberHistory](https://hl7.org/fhir/R4/familymemberhistory.html) FHIR resource.

**Primary Keys:**

* familymemberhistory\_extension\_vcc\_coding\_id

**Foreign Keys:**

* familymemberhistory\_extension\_id - links to the [familymemberhistory\_extension](/medical-api/handling-data/schema-v100/familymemberhistory/extension) table

<div style={{textAlign: 'right'}}><sub>† Metriport Platform added</sub></div>

| Column | Data Type | Description |
| - | - | - |
| familymemberhistory\_extension\_vcc\_coding\_id | varchar | Unique identifier for the coding row |
| familymemberhistory\_extension\_id | varchar | FK to the parent extension record |
| code\_rank† | int | 1-based position of this coding in the source array |
| code | varchar | Code value |
| display | varchar | Human-readable display text |
| system | varchar | Coding system URI |

**Related Tables:**

**Parent:**

* [familymemberhistory\_extension](/medical-api/handling-data/schema-v100/familymemberhistory/extension)


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