What does "Coughing up blood" 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.
"Coughing up blood" refers to a condition where a person expels blood from the lungs or respiratory tract through coughing. This blood can be mixed with mucus, making it look streaky or rusty. It's often a sign of a health problem, such as an infection, injury, or a disease in the lungs. The amount of blood can vary from small amounts to larger, more serious amounts.
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