Seeing blood during coughing, whether in a large or tiny amount, can be unpleasant. Coughing blood is a sign of the illness at all times.

The severity of the disease is determined by the amount of blood coughed up and the length of time it is coughed up, but this is an issue that should never be overlooked.

Blood might emerge from your nose, throat, upper airways, or lungs when you cough. Hemoptysis is the medical word for coughing up blood.

When to call the doctor or go to the hospital

It is important to call your doctor any time you cough up blood, as this could be a sign of a serious respiratory ailment If you start coughing up blood after a fall or a chest injury, get medical attention right once.

There is blood in the urine or stool, and you are coughing up more than a few tablespoons of blood.

If you’re experiencing chest discomfort, dizziness, fever, or shortness of breath, see your doctor right once.

What do you look for when you cough up blood?

The blood in the lungs and respiratory system is frequently black in hue. This is due to the fact that it reacts with the air and mucus in the lungs.

The hue might be anything from rusty to blazing crimson. The mucus may be totally polluted with blood or may simply have blood streaks mixed in with it.

Coughing up blood is not the same as bleeding from the mouth (as in the event of a wound). You may notice bleeding from your mouth after cleaning your teeth or after eating.

Possible causes of coughing up blood

These symptoms can be caused by a variety of issues, including throat inflammation and lung cancer. While coughing up blood is a significant symptom, the majority of reasons are minor. When a person has a respiratory infection or a persistent cough, the airways might get irritated, causing them to cough up blood.

Mild respiratory infections, asthma, and chronic obstructive pulmonary disease (COPD) are the most prevalent causes of hemoptysis at the doctor’s office (outpatient visit), according to the American Academy of Family Physicians.

People are more prone to develop bronchiectasis, lung cancer, bronchitis, or pneumonia when in the hospital (inpatient). Tuberculosis, on the other hand, is the most frequent cause globally.

Coughing up blood can have a number of dangerous consequences. This need prompt medical attention. Here are several examples:

chest trauma

Inhalation of foreign body particles

Injury to the arteries in the lung

cystic fibrosis

Lung Cancer

A blood clot in the lung


Coughing up blood can be a side effect of some medical tests and procedures, such as bronchoscopy, spirometry, laryngoscopy, tonsillectomy, nasal surgery, and upper airway biopsies.

How do you treat symptoms?

Coughing up blood can be treated in a variety of ways, depending on the reason. Throat lozenges and cough suppressants may be adequate if the cause is slight throat discomfort caused by excessive coughing.

Your doctor will perform a thorough examination of your chest and lungs, which may include a chest X-ray. They may also conduct the following examinations:

Bronchoscopy is a procedure that is used to examine the lungs (to view inside the lungs with a lighted camera)

CT scan of the chest (to provide a cross-sectional view of the chest)

a full blood count (to detect certain diseases or conditions)

Biopsy of the lungs (to remove and examine a piece of lung tissue)

VQ scan of the lungs (to assess blood flow and air flow to the lungs)

Angiography of the lungs (to assess blood flow in the lungs)

Culture of sputum (to find infection-causing organisms)

oximetry (pulse oximetry) (to check oxygen levels in the blood)

These tests will be performed to determine whether or not you have an illness or condition that causes you to cough up blood.

The objective of therapy is to halt the bleeding, especially if it is excessive, before treating the underlying cause. If an infection is the root of the problem, your doctor may prescribe antibiotics.

You will need to be admitted to the hospital if you have serious bleeding. Your doctor may suggest an endovascular embolization technique to halt the bleeding. Other treatments or surgeries may be required depending on the cause.

How to prevent coughing up blood

A sign of a sickness, condition, or ailment is coughing up blood. Ignoring the symptoms might make the underlying problem worse. As a result, prevention entails addressing the issue and receiving the proper therapy. Quitting (or not starting) smoking, as well as avoiding being outside when pollution and smog levels are high, might be beneficial. It’s also possible to avoid these symptoms if you don’t ignore a persistent cough.