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Doctor insights on: What Does It Mean When You Cough Up Bloody Mucous

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When I cough, I cough up mucous that is dark almost black. What does this mean?

When I cough, I cough up mucous that is dark almost black. What does this mean?

Check Environment : Most common cause of gray or black mucus is dirt and dust smoking marijuana can also cause black mucus or phlegm. Coal miners, can have black mucus. Exposure to beryllium may give black mucus chronic sinusitis and pneumonia associated with mucormycosis and aspergillosis infections ( fungal). ...Read more

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Mucus (Definition)

Like material that functions to moisten and protect inner body surfaces. The viscous slippery substance that consists chiefly of mucin, water, cells, and inorganic salts and that is secreted as a protective lubricant coating by the cells and glands of the mucous membranes. The free slime of the mucous membranes, composed of secretion of the glands, various salts, ...Read more


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What does it mean to cough up a thick, almost completely white mucous. The cough seems to come from my chest and is harsh also.

What does it mean to cough up a thick, almost completely white mucous. The cough seems to come from my chest and is harsh also.

COUGH: Coughing out white sputum is good. Cough itself is a defense mechanism for us, it keeps the airway clear so that we breathe smoothly, comfortably. But if too much, then need to find out the cause and treat. Avoid the factors which makes more mucous and worsens cough. ...Read more

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What does it mean when you cough up brown mucus?

What does it mean when you cough up brown mucus?

Infection: Infection is most likely but both bacterial and viral infections can cause brown mucus. If this has been persistent, see your doctor. ...Read more

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What does it mean when you cough and it taste like blood but there's not any but green mucus?

What does it mean when you cough and it taste like blood but there's not any but green mucus?

You Are Ill: You are ill. You have a cough and you are producing purulent sputum. You need to be seen by your physician urgently. That is what this means. ...Read more

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Whats it mean when u cough up white mucus?

Whats it mean when u cough up white mucus?

Cough: It means there's some irritation. Need to figure out where it is and what's causing it. If you're a febrile you likely don't need to worry. If it persists, see your doctor. ...Read more

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Does a productive cough for past 2 weeks with clear and green mucus mean anything specific?

Does a productive cough for past 2 weeks with clear and green mucus mean anything specific?

Depends.: Depends on what other symptoms you might be having. But a lot of time when sick with a cold or flu or virus or infection of some sort a cough may usually linger for a while. ...Read more

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What does it mean i cough up yellow mucus every morning just mornings i don't feel sick?

What does it mean i cough up yellow mucus every morning just mornings i don't feel sick?

Post nasal drip: During the night, significant amounts of mucus can collect in the upper airway, back of the throat/nose. Upon awakening, the body's response is to expel this mucus to clear the airway. When mucus is exposed to air it is oxidized (turns yellow or green). If it stays discolored, think of infection, if it goes clear during day, think allergy. An allergist can assist in diagnosis and treatment. ...Read more

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I've had a cough for like a week. I woke up yesterday spitting bloody mucus and Having some bloody mucus on and off all day. I'm fine today tho. What is it?

I've had a cough for like a week. I woke up yesterday spitting bloody mucus and Having some bloody mucus on and off all day. I'm fine today tho. What is it?

Bronchitis: Most common cause of bloody sputum with cough is Bronchitis. Given the fact that its lasted for shortwhile its most likely bronchitis. If symptoms persist and new symptoms start something serious will be suspected. ...Read more

Dr. Sue Ferranti
3,448 doctors shared insights

Cough (Definition)

Coughing is an important way to keep your throat and airways clear. However, excessive coughing may mean you have an underlying disease or disorder. Some coughs are dry, while others are considered productive. A productive cough is one ...Read more