Kenya National Cancer Control Programme (NCCP) FHIR Implementation Guide, published by Digital Health Agency (DHA), Kenya. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/IntelliSOFT-Consulting/nccpFHIRIG/ and changes regularly. See the Directory of published versions
| Official URL: https://nshr-uat.sha.go.ke/fhir/ValueSet/nccp-rt-target-volume-vs | Version: 0.1.0 | ||||
| Active as of 2026-06-04 | Computable Name: RTTargetVolumeVS | ||||
ICRU-defined target volume concepts for radiotherapy planning.
References
https://nshr-uat.sha.go.ke/fhir/CodeSystem/rt-target-volume-cs version 📦0.1.0
Expansion performed internally based on codesystem Kenya Radiotherapy Target Volume Code System v0.1.0 (CodeSystem)
This value set contains 8 concepts
| System | Code | Display (en) | Definition | JSON | XML |
https://nshr-uat.sha.go.ke/fhir/CodeSystem/rt-target-volume-cs | GTV | GTV — Gross Tumour Volume | Macroscopic extent of tumour visible on imaging. | ||
https://nshr-uat.sha.go.ke/fhir/CodeSystem/rt-target-volume-cs | CTV | CTV — Clinical Target Volume | GTV plus margin for subclinical microscopic disease. | ||
https://nshr-uat.sha.go.ke/fhir/CodeSystem/rt-target-volume-cs | ITV | ITV — Internal Target Volume | CTV plus internal margin for organ motion. | ||
https://nshr-uat.sha.go.ke/fhir/CodeSystem/rt-target-volume-cs | PTV | PTV — Planning Target Volume | ITV plus set-up margin for treatment delivery uncertainty. | ||
https://nshr-uat.sha.go.ke/fhir/CodeSystem/rt-target-volume-cs | OAR | OAR — Organ at Risk | Normal tissue structure whose radiation tolerance limits the prescribed dose. | ||
https://nshr-uat.sha.go.ke/fhir/CodeSystem/rt-target-volume-cs | PRV | PRV — Planning Risk Volume | OAR plus margin for positioning uncertainty. | ||
https://nshr-uat.sha.go.ke/fhir/CodeSystem/rt-target-volume-cs | RVR | RVR — Remaining Volume at Risk | Volume outside GTV/CTV that receives dose. | ||
https://nshr-uat.sha.go.ke/fhir/CodeSystem/rt-target-volume-cs | BOOST | Boost Volume | Sub-volume receiving a higher dose than the main treatment. |