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Doctor insights on: Coughing Up White Foamy Phlegm

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Coughing up a white foamy phlegm?

Need more info: Are you a smoker, do you have fever, chest pain, when and to what extent does this occur? There are numerous questions which need answers and a physical exam would help, along with possible lab studies. See your local primary care doctor and hope you are better soon. ...Read more

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Dr. Warren Strudwick
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Dr. Angelina Postoev
759 doctors shared insights

Phlegm (Definition)

Phlegm is the thick, sticky mucus secreted by the surface of the respiratory tract during a cold or other respiratory infection. The respiratory tract includes the nose and sinuses, throat, voice box, bronchi, and lungs. Phlegm is mucus that may contain bacteria, viruses, respiratory surface cells, and inflammatory cells. Normal mucus is not phlegm, but a protective layer secreted ...Read more


Dr. Warren Strudwick
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24 years in practice
281K people helped
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Foamy phlegm with cough lasting over 4weeks?

Foamy phlegm with cough lasting over 4weeks?

Cough: If you have not been sick it ma be silent acid reflux or LPR. If you have been sick, it may be bronchitis or walking pneumonia-see your doctor ...Read more

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When i cough, gray phlegm comes out, sometimes white. What does it mean?

When i cough, gray phlegm comes out, sometimes white. What does it mean?

Bronchitis: This cough producing discolored and also clearer sputum could be due to a bronchial infection which often follows a head cold. It could be due to allergies or postnatal drip. Your doctor could diagnose it after an exam. ...Read more

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Dr. Warren Strudwick
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24 years in practice
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I have cough and sometimes the phlegm is transparent,foamy and if u pinch it sounds like popping..what kind of disease i have?thank you

I have cough and sometimes the phlegm is transparent,foamy and if u pinch it sounds like popping..what kind of disease i have?thank you

Frothy phlegm: I would be concerned about tuberculosis given your location although just about any lung and some heart disease can cause this. You should probably have someone listen to your lungs and consider a CXR. ...Read more

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What does it mean when you're coughing up yellow phlegm and then you cough up white phlegm?

What does it mean when you're coughing up yellow phlegm and then you cough up white phlegm?

Typical : Phlegm can change from yellow to white. Many times, infection can look dark yellow, dark green, dark brown. If you have drastic worsening of phlegm or even blood, you should definitely see a doctor. ...Read more

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What exactly does it mean whenyour coughing up yellow phlegm and the next lot you cough up is white?

What exactly does it mean whenyour coughing up yellow phlegm and the next lot you cough up is white?

Varies: Phlegm color can vary: sometimes it can be yellow, sometimes it can be white, sometimes it can be clear. "bad" color types, so to speak, are like brown, dark green, or even bloody. If anything like this comes up, especially with fever, you should see your doctor right away. ...Read more

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Can Chronic cough for more than two months due to environmental allergens cause black and rusty phlegm for four days and then becomes white ?

Can Chronic cough for more than two months due to environmental allergens cause black and rusty phlegm for four days and then becomes white ?

See either ENT or: Get checked by either ENT or Lung specialist to check for the presence of some toxin, pathogen, or allergen present in the respiratory tissues. Presentation of exudate could vary. ...Read more

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I am having a problem that I have to spit out thick white phlegm only for the past 6 months without any cough. What could be the reason ?

Postnasal drip: You may have postnasal drip. Allergy medication, nasal spray such as prescription Flonase (with a little steriod) may clear this out. Have a provider check out your through, nose, ears, lungs, before a diagnosis can be made. But it may be as simple as allergic rhinitis. ...Read more

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Dr. Sue Ferranti
3,208 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


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Dr. Warren Strudwick
Board Certified, Sports Medicine
24 years in practice
281K people helped
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