2011年2月14日 · 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.

2022年10月10日 · Coughing up blood (hemoptysis) involves coughing or spitting up blood that’s mixed with mucus or spit. See a healthcare provider if you’re losing a lot of blood or if your symptoms don’t improve.

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.

2024年11月1日 · 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.

The term hemoptysis refers to expectoration of blood originating from the lower respiratory tract (ie, from below the vocal cords). Pseudohemoptysis, expectoration of blood that comes from …

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

2025年3月4日 · 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.

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.

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.

The recognized definition of life-threatening hemoptysis is a flow rate higher than 200mL/24h in a patient with normal respiratory function. This threshold can be decreased to 50–100 mL/24h in a patient with respiratory impairment and low respiratory reserve.