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FEV1-to-FVC Ratio

Purpose:

To estimate the forced expiratory volume in 1 second (FEV1) to forced vital capacity (FVC) ratio for an adult based on physical parameters.

Specialty:

Pulmonary Disease

Objective:

other testing

ICD-10:

J00-J99

Description:

The FEV1-to-FVC ratio is the volume of air expired in the first second, expressed as a percent of FVC.

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