FHIR Release 3 (STU) 5 Preview #3
This page is part of the FHIR Specification (v3.0.2: STU 3). The current version which supercedes this version is 4.0.1 . For a full list of available versions, see the Directory of published versions
Financial Management Work Group Maturity Level : 1 2   Trial Use Security Category : Patient Compartments : Encounter , Patient , Practitioner

Detailed Descriptions for the elements in the VisionPrescription resource.

VisionPrescription
Element Id VisionPrescription
Definition

An authorization for the supply provision of glasses and/or contact lenses to a patient.

Control Cardinality 1..1 0..*
Type DomainResource
VisionPrescription.identifier
Element Id VisionPrescription.identifier
Definition

Business A unique identifier which may be used by other parties assigned to reference or identify the this vision prescription.

Note This is a business identifer, identifier, not a resource identifier (see discussion )
Control Cardinality 0..*
Type Identifier
Requirements

Allows vision prescriptions to be distinguished and referenced.

VisionPrescription.status
Element Id VisionPrescription.status
Definition

The status of the resource instance.

Control Cardinality 0..1 1..1
Terminology Binding Financial Resource Status Codes ( Required )
Type code
Is Modifier true (Reason: This element is labelled as a modifier because it is a status element that contains status entered-in-error which means that the resource should not be treated as valid)
Requirements

Need to track the status of the resource as 'draft' resources may undergo further edits while 'active' resources are immutable and may only have their status changed to 'cancelled'.

Summary true
Comments

This element is labeled as a modifier because the status contains codes that mark the resource as not currently valid.

VisionPrescription.created
Element Id VisionPrescription.created
Definition

The date this resource was created.

Cardinality 1..1
Type dateTime
Requirements

Need to record a timestamp for use by both the recipient and the issuer.

Summary true
VisionPrescription.patient
Element Id VisionPrescription.patient
Definition

A link to a resource representing reference to the person to whom the vision products will be supplied. prescription applies.

Control Cardinality 0..1 1..1
Type Reference ( Patient )
Requirements

Needed to identify the patient for whom the vision prescription has been issued.

Summary true
VisionPrescription.encounter
Element Id VisionPrescription.encounter
Definition

A link reference to a resource that identifies the particular occurrence of contact between patient and health care provider. provider during which the prescription was issued.

Control Cardinality 0..1
Type Reference ( Encounter )
Requirements

Used in some jurisdictions to link clinical events to claim items.

VisionPrescription.dateWritten
Element Id VisionPrescription.dateWritten
Definition

The date (and perhaps time) when the prescription was written.

Control Cardinality 0..1 1..1
Type dateTime
Requirements

Need to record a timestamp for use by both the recipient and the issuer.

Summary true
Comments

Jurisdictions determine the valid lifetime of a prescription. Typically vision prescriptions are valid for two years from the date written.

VisionPrescription.prescriber
Element Id VisionPrescription.prescriber
Definition

The healthcare professional responsible for authorizing the prescription.

Control Cardinality 0..1 1..1
Type Reference ( Practitioner | PractitionerRole )
Patterns VisionPrescription.reason[x] Reference(Practitioner,PractitionerRole): Common patterns = Participant
Definition Requirements

Can be the reason or the indication for writing Need to record the prescription. authorizing practitioner.

Control Summary 0..1 true
Type VisionPrescription.lensSpecification CodeableConcept | Reference ( Condition )
[x] Note Element Id See Choice of Data Types for further information about how to use [x] VisionPrescription.dispense VisionPrescription.lensSpecification
Definition

Deals with Contain the details of the dispense part of individual lens specifications and serves as the supply specification. authorization for the fullfillment by certified professionals.

Control Cardinality 0..* 1..*
Summary true
VisionPrescription.dispense.product VisionPrescription.lensSpecification.product
Element Id VisionPrescription.lensSpecification.product
Definition

Identifies the type of vision correction product which is required for the patient.

Control Cardinality 0..1 1..1
Terminology Binding Example Vision Prescription Product Codes ( Example )
Type CodeableConcept
Requirements

Need to identify whether glasses or contacts.

Summary true
VisionPrescription.dispense.eye VisionPrescription.lensSpecification.eye
Element Id VisionPrescription.lensSpecification.eye
Definition

The eye for which the lens specification applies.

Control Cardinality 0..1 1..1
Terminology Binding VisionEyes ( Required )
Type code
Requirements

Needed to identify which eye the lens specification applies to.

Summary true
Comments

May also appear as OD (oculus dexter) for the right eye and OS (oculus siniter) for the left eye.

VisionPrescription.dispense.sphere VisionPrescription.lensSpecification.sphere
Element Id VisionPrescription.lensSpecification.sphere
Definition

Lens power measured in diopters dioptres (0.25 units).

Control Cardinality 0..1
Type decimal
Requirements

Standard lens prescription measures.

Comments

The value is negative for near-sighted and positive for far sighted. Often insurance will not cover a lens with power between +75 and -75.

VisionPrescription.dispense.cylinder VisionPrescription.lensSpecification.cylinder
Element Id VisionPrescription.lensSpecification.cylinder
Definition

Power adjustment for astigmatism measured in diopters dioptres (0.25 units).

Control Cardinality 0..1
Type decimal
Requirements

Standard lens prescription measures.

VisionPrescription.dispense.axis VisionPrescription.lensSpecification.axis
Element Id VisionPrescription.lensSpecification.axis
Definition

Adjustment for astigmatism measured in integer degrees.

Control Cardinality 0..1
Type integer
Requirements

Standard lens prescription measures.

Comments

The limits are +180 and -180 degrees.

VisionPrescription.dispense.prism VisionPrescription.lensSpecification.prism
Element Id VisionPrescription.lensSpecification.prism
Definition

Allows for adjustment on two axis.

Cardinality 0..*
Requirements

Standard lens prescription measures.

VisionPrescription.lensSpecification.prism.amount
Element Id VisionPrescription.lensSpecification.prism.amount
Definition

Amount of prism to compensate for eye alignment in fractional units.

Control Cardinality 0..1 1..1
Type decimal
Requirements

Standard lens prescription measures.

VisionPrescription.dispense.base VisionPrescription.lensSpecification.prism.base
Element Id VisionPrescription.lensSpecification.prism.base
Definition

The relative base, or reference lens edge, for the prism.

Control Cardinality 0..1 1..1
Terminology Binding VisionBase ( Required )
Type code
Requirements

Standard lens prescription measures.

VisionPrescription.dispense.add VisionPrescription.lensSpecification.add
Element Id VisionPrescription.lensSpecification.add
Definition

Power adjustment for multifocal lenses measured in diopters dioptres (0.25 units).

Control Cardinality 0..1
Type decimal
Requirements

Standard lens prescription measures.

VisionPrescription.dispense.power VisionPrescription.lensSpecification.power
Element Id VisionPrescription.lensSpecification.power
Definition

Contact lens power measured in diopters dioptres (0.25 units).

Control Cardinality 0..1
Type decimal
Requirements

Standard contact lens prescription measures.

VisionPrescription.dispense.backCurve VisionPrescription.lensSpecification.backCurve
Element Id VisionPrescription.lensSpecification.backCurve
Definition

Back curvature measured in millimeters. millimetres.

Control Cardinality 0..1
Type decimal
Requirements

Standard contact lens prescription measures.

VisionPrescription.dispense.diameter VisionPrescription.lensSpecification.diameter
Element Id VisionPrescription.lensSpecification.diameter
Definition

Contact lens diameter measured in millimeters. millimetres.

Control Cardinality 0..1
Type decimal
Requirements

Standard contact lens prescription measures.

VisionPrescription.dispense.duration VisionPrescription.lensSpecification.duration
Element Id VisionPrescription.lensSpecification.duration
Definition

The recommended maximum wear period for the lens.

Control Cardinality 0..1
Type SimpleQuantity
Requirements

Standard contact lens prescription measures.

VisionPrescription.dispense.color VisionPrescription.lensSpecification.color
Element Id VisionPrescription.lensSpecification.color
Definition

Special color or pattern.

Control Cardinality 0..1
Type string
Requirements

Standard contact lens prescription measures.

VisionPrescription.dispense.brand VisionPrescription.lensSpecification.brand
Element Id VisionPrescription.lensSpecification.brand
Definition

Brand recommendations or restrictions.

Control Cardinality 0..1
Type string
Requirements

Standard lens prescription measures.

VisionPrescription.dispense.note VisionPrescription.lensSpecification.note
Element Id VisionPrescription.lensSpecification.note
Definition

Notes for special requirements such as coatings and lens materials.

Control Cardinality 0..*
Type Annotation
Requirements

Standard lens prescription measures.