GAO Ballot Package
This page is part of the FHIR Specification (v1.1.0: STU 3 Ballot 1). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions 
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This is a frozen snapshot of the FHIR specification created for the purpose of balloting the GAO implementation Guide. It includes draft changes that may be part of the future DSTU 2.1 release but further change is expected. Readers should focus solely on the GAO implementation content, and FHIR DSTU 2 for other purposes.
Detailed Descriptions for the elements in the Substance resource.
| Substance | |
| Definition | A homogeneous material with a definite composition. |
| Control | 1..1 |
| Substance.identifier | |
| Definition | Unique identifier for the substance. |
| Note | This is a business identifer, not a resource identifier (see discussion) |
| Control | 0..* |
| Type | Identifier |
| Summary | true |
| Comments | This identifier is associated with the kind of substance in contrast to the Substance.instance.identifier which is associated with the package/container. |
| Substance.category | |
| Definition | A code that classifies the general type of substance. This is used for searching, sorting and display purposes. |
| Control | 0..* |
| Binding | Substance Category Codes: Category or classification of substance (Extensible) |
| Type | CodeableConcept |
| Summary | true |
| Comments | The level of granularity is defined by the category concepts in the value set. More fine-grained filtering can be performed using the metadata and/or terminology hierarchy in Substance.code. |
| Substance.code | |
| Definition | A code (or set of codes) that identify this substance. |
| Control | 1..1 |
| Binding | Substance Code: Substance codes (Example) |
| Type | CodeableConcept |
| Summary | true |
| Comments | This could be a reference to an externally defined code. It could also be a locally assigned code (e.g. a formulary), optionally with translations to the standard drug codes. |
| Substance.description | |
| Definition | A description of the substance - its appearance, handling requirements, and other usage notes. |
| Control | 0..1 |
| Type | string |
| Summary | true |
| Substance.instance | |
| Definition | Substance may be used to describe a kind of substance, or a specific package/container of the substance: an instance. |
| Control | 0..* |
| Meaning if Missing | If this element is not present, then the substance resource describes a kind of substance |
| Summary | true |
| Substance.instance.identifier | |
| Definition | Identifier associated with the package/container (usually a label affixed directly). |
| Note | This is a business identifer, not a resource identifier (see discussion) |
| Control | 0..1 |
| Type | Identifier |
| Summary | true |
| Substance.instance.expiry | |
| Definition | When the substance is no longer valid to use. For some substances, a single arbitrary date is used for expiry. |
| Control | 0..1 |
| Type | dateTime |
| Summary | true |
| Substance.instance.quantity | |
| Definition | The amount of the substance. |
| Control | 0..1 |
| Type | SimpleQuantity |
| Summary | true |
| Substance.ingredient | |
| Definition | A substance can be composed of other substances. |
| Control | 0..* |
| Summary | true |
| Substance.ingredient.quantity | |
| Definition | The amount of the ingredient in the substance - a concentration ratio. |
| Control | 0..1 |
| Type | Ratio |
| Summary | true |
| Substance.ingredient.substance | |
| Definition | Another substance that is a component of this substance. |
| Control | 1..1 |
| Type | Reference(Substance) |
| Summary | true |
© HL7.org 2011+. FHIR DSTU2 (v1.1.0-7375) generated on Thu, Dec 3, 2015 10:00+1100.
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