2 doctors weighed in:

Does sputum tests show COPD?

2 doctors weighed in
Dr Eric Chevlen
Internal Medicine - Oncology
1 doctor agrees

In brief: No.

Sputum is produced as a result of bronchitis, which is a condition separate from COPD.
COPD is diagnosed by pulmonary function test.

In brief: No.

Sputum is produced as a result of bronchitis, which is a condition separate from COPD.
COPD is diagnosed by pulmonary function test.
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