Mucous and blood: You can have pieces of a lung cancer coughed up if it involves the airway, but usually it is mucous and blood. Even if tumor is present, you cannot pass cancer to someone else.
Answered 2/20/2021
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3 doctors weighed in across 2 answers
3 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
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