Coughing up blood, medically known as hemoptysis, involves coughing or spitting up blood or blood-streaked mucus from your respiratory tract (i.e. lungs and airways). Coughed-up blood may appear pink, ...
He further noted: "Any cough with associated worrying or severe symptoms such as coughing up blood, hoarseness of the voice, shortness of breath, fever, weight loss, trouble swallowing ...