Black sputum

Symptoms
Related diseases

Black sputum is a specific type of mucus that is discolored, often indicating the presence of foreign substances like soot, pollution, or certain infections. Black sputum can be a result of inhaling smoke from a fire, working in coal mines, or certain fungal infections.

Source | Author Doctor Nikas Samuolis, reviewed by Prof. Virginijus Šapoka | Vilnius University | Faculty of Medicine | Head of the Department of Internal Medicine, Family Medicine, and Oncology