Feb 14, 2011 · Coughing up blood, also known as hemoptysis, can be a sign of a serious medical condition. Learn more about the causes, diagnostic tests, and treatments for hemoptysis.

What is coughing up blood (hemoptysis)? Coughing up blood involves coughing or spitting up blood or bloody mucus from your lower respiratory tract (lungs and throat). Also called hemoptysis (pronounced “he-MOP-tih-sis”), coughing up blood is common and can have many causes.

Hemoptysis or haemoptysis is the discharge of blood or blood-stained mucus through the mouth coming from the bronchi, larynx, trachea, or lungs. It does not necessarily involve coughing. In other words, it is the airway bleeding.

Hemoptysis is the expectoration of blood from the lower respiratory tract, usually from bronchial arteries. The most common causes are acute respiratory infections, cancer,...

Hemoptysis is defined as the expectoration of blood, alone or mixed with mucus, from the lower respiratory tract (1, 2). It occurs in around 10% of patients with chronic lung disease (2) and is found in ca. 0.1% of all outpatients (3) and almost 0.2% of all inpatients (4) each year.

Nov 1, 2024 · Hemoptysis refers to coughing up blood from some part of the lungs. Blood coming from other places, such as your stomach, can look like it's coming from the lungs. It's important for your healthcare professional to find where the bleeding is coming from and figure out why you're coughing up blood.

Mar 4, 2025 · Hemoptysis is a medical term to describe the expectoration of blood from the lower respiratory tract, which is anywhere from the glottis (i.e., pharynx with vocal cords) to the alveoli. It may be described as massive or non-massive, depending on the amount of blood loss.

Nov 23, 2024 · Hemoptysis is defined as the expectoration (coughing up) of blood or blood-stained mucus originating from the lower respiratory tract. This condition can range in severity from the presence of small streaks of blood in sputum to profuse bleeding, necessitating immediate medical attention.

Hemoptysis is coughing up of blood from the respiratory tract. Massive hemoptysis is production of ≥ 600 mL of blood (about a full kidney basin’s worth) within 24 hours. Most of the lung’s blood (95%) circulates through low-pressure pulmonary arteries and ends up in the pulmonary capillary bed, where gas is exchanged.

Hemoptysis is the expectoration of blood or blood-tinged sputum from the lungs or tracheobronchial tree. Hemoptysis is an important symptom that elicits fear in both the patient and physician.