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.

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Sputum: Definition, Colors, Causes, and Conditions (2024)

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What Does the Color of My Phlegm Mean?

What does the color of phlegm mean?

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Phlegm - Everything you need to know about lung mucus

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What are Mucus and Phlegm? Meaning of Snot Color

Blood in phlegm: Causes, diagnosis, and when to see a doctor