A patient is having pulmonary-function studies performed. The patient performs a spirometry test, revealing an $\mathrm{FEV}_{1} / \mathrm{FVC}$ ratio of $60 \%$. How should the nurse interpret this assessment finding?

Question

Quizplus · Accepted Answer

Spirometry is used to evaluate airflow obstruction, which is determined by the ratio of forced expiration volume in 1 second to forced vital capacity. Obstructive lung disease is apparent when an $\mathrm{FEV}_{1} / \mathrm{FVC}$ ratio is less than $70 \%$.

A Patient Is Having Pulmonary-Function Studies Performed FEV1/FVC\mathrm{FEV}_{1} / \mathrm{FVC}FEV1​/FVC Ratio Of

A Patient Is Having Pulmonary-Function Studies Performed $\mathrm{FEV}_{1} / \mathrm{FVC}$ Ratio Of