Sputum: Definition, colors, causes, and when to see a doctor

Sputum is a type of thick mucus produced by the lungs. This article explains the types of sputum, what causes changes, and when to speak with a doctor.

Sputum: Contents, Function, Conditions, Colors

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Sputum: Definition, colors, causes, and when to see a doctor

Use of Sputum sample for diagnosis of disease, interpretation

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