Jan 22, 2024 · 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.

Sep 18, 2024 · It lines your mucous membranes and helps trap and destroy or clear out germs and harmful particles. Mucus gets thick and sticky and might be white, yellow or green when …

Sputum is mucus that is coughed up from the lower airways (the trachea and bronchi). In medicine, sputum samples are usually used for a naked-eye examination, microbiological …

Aug 22, 2025 · Sputum is a mix of cells, foreign matter, and white blood cells produced in the respiratory tract. An increased amount of sputum is often due to increased respiratory …

May 14, 2025 · Sputum is phlegm that is coughed up from the lower airways—the trachea, bronchi, and lungs. While phlegm refers to the substance itself, sputum refers to the …

Aug 2, 2024 · Producing clear phlegm often means your body is reacting to irritants or inflammation, while yellow or green phlegm may suggest an infection. Red, pink, brown, or …

Jul 14, 2021 · Mucus in the lungs is known as phlegm or sputum. It is a common symptom in chronic lung diseases such as COPD (including chronic bronchitis and emphysema), cystic …

This guide aims to answer questions about sputum including when and how to take a sputum test and what to do with the results. This topic can create anxiety, especially if you have been …

Apr 12, 2023 · Sputum is a mucus layer that serves a protective lining. The mucus layer found in the respiratory tract prevents the area from drying out and becoming irritated. It acts as a …

Sputum is expectorant from the lungs and respiratory passages that contains mucus and pus and is a clue to the severity of respiratory illness. While microscopic examination provides the most …