Haemoptysis: Understanding Coughing Up Blood - Causes & When to See a Doctor

Haemoptysis refers to coughing up blood from the lungs or lower respiratory tract. Although it can be a distressing symptom, not all cases of haemoptysis are necessarily life-threatening. The severity and underlying cause of haemoptysis can vary significantly, ranging from mild and self-resolving cases to more serious underlying conditions requiring urgent medical attention.