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Financial Management Work Group Maturity Level : 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 provision of glasses and/or contact lenses to a patient.

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

A unique identifier assigned to this vision prescription.

Note This is a business identifier, not a resource identifier (see discussion )
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.

Cardinality 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 resource reference to the person to whom the vision prescription applies.

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

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.

Cardinality 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.

Cardinality 1..1
Type Reference ( Practitioner | PractitionerRole )
Patterns Reference(Practitioner,PractitionerRole): Common patterns = Participant
Requirements

Need to record the authorizing practitioner.

Summary true
VisionPrescription.lensSpecification
Element Id VisionPrescription.lensSpecification
Definition

Contain the details of the individual lens specifications and serves as the authorization for the fullfillment by certified professionals.

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

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

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

Need to identify whether glasses or contacts.

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

The eye for which the lens specification applies.

Cardinality 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.lensSpecification.sphere
Element Id VisionPrescription.lensSpecification.sphere
Definition

Lens power measured in dioptres (0.25 units).

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

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

Cardinality 0..1
Type decimal
Requirements

Standard lens prescription measures.

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

Adjustment for astigmatism measured in integer degrees.

Cardinality 0..1
Type integer
Requirements

Standard lens prescription measures.

Comments

The limits are +180 and -180 degrees.

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.

Cardinality 1..1
Type decimal
Requirements

Standard lens prescription measures.

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

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

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

Standard lens prescription measures.

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

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

Cardinality 0..1
Type decimal
Requirements

Standard lens prescription measures.

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

Contact lens power measured in dioptres (0.25 units).

Cardinality 0..1
Type decimal
Requirements

Standard contact lens prescription measures.

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

Back curvature measured in millimetres.

Cardinality 0..1
Type decimal
Requirements

Standard contact lens prescription measures.

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

Contact lens diameter measured in millimetres.

Cardinality 0..1
Type decimal
Requirements

Standard contact lens prescription measures.

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

The recommended maximum wear period for the lens.

Cardinality 0..1
Type SimpleQuantity
Requirements

Standard contact lens prescription measures.

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

Special color or pattern.

Cardinality 0..1
Type string
Requirements

Standard contact lens prescription measures.

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

Brand recommendations or restrictions.

Cardinality 0..1
Type string
Requirements

Standard lens prescription measures.

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

Notes for special requirements such as coatings and lens materials.

Cardinality 0..*
Type Annotation
Requirements

Standard lens prescription measures.