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1.
an illness when a person is coughing up blood. it also may cause death.
A: Is she coughing blood?
B: Yes, She has hemoptysis.
by i don't have one August 15, 2005
 
2.
Medical word for the act of coughing up blood or coughing up mucous or phlegm with blood present from the respiratory tract. This is usually a sign of a respiratory-related disease or severe tuberculosis.
Mild hemoptysis was noted in the patient and immediate tests were initiated to determine the cause.
by GrossHemoptysis February 04, 2009