What does "Sputum" mean in a report or doctor's letter? In our medical dictionary, you will find a patient-friendly explanation of the meaning of this medical term.
Sputum is a type of thick liquid that is produced in the lungs and respiratory tract, especially when a person has a disease or infection. It is often coughed up and can be a variety of colors, including yellow, green, or brown. The color, consistency, and volume of sputum can provide doctors with clues about what kind of disease or condition a person might have. For example, it can be a symptom of conditions like pneumonia, bronchitis, or lung cancer.
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