This breathing test can detect COPD in its earliest ... called the forced vital capacity (FVC). The test also measures how much you exhaled in the first second, known as FEV1.

A doctor usually diagnoses chronic bronchitis using a breathing test called spirometry. This test measures how much air you exhale. You take deep breaths into a tube that a computer monitors to ...

Medically reviewed by Reza Samad, MD A PaO2 test measures partial pressure of oxygen, or PaO2—the oxygen pressure in arterial ...

He says the most reliable test is known as a lung function testing - which is performed by breathing through a tube to measure the efficiency of air flow. "There are other breathing tests ...

Scientists from the Francis Crick Institute, UCL, UCLH and Personalis have found that a test to detect circulating tumor DNA can predict lung cancer outcome in a Cancer Research UK-funded study.

A study finds that a sensitive test detecting circulating tumour DNA (ctDNA) in early-stage lung cancer can predict relapse ...