C123565Level 8

Forced Expiratory Volume in 1 Second to Forced Vital Capacity in 6 Seconds

**Semantic type:** Diagnostic Procedure

**Definition:** A calculated ratio of the forced expiratory volume in one second to the largest observed expired volume during the first six seconds of a forced vital capacity (FVC) maneuver.

**Synonyms:** - FEV1/FVC6 - FEV1/FVC6 - FEV1FVC6

GET/api/v1/systems/nci_thesaurus/nodes/C123565

Official DownloadCC BY 4.0Source

Hierarchy Explorer

Cross-system equivalences0

No cross-system equivalences mapped for this node.

Report a data issue