Sunday 23 June 2024


Expectoration is to produce sputum.

It is never the norm.

There are many situations which can be the main cause of which is

* Chronic bronchitis
* Infections

You should therefore consult your doctor.

To learn more about expectoration, read below


Normally there is no expectoration (sputum). Expectoration are secretions from the airways and out of the cough. Sometimes it may come from rinofarynga.Analoga the cause may be different in quantity and quality of sputum, so to distinguish,

* Mucous (usually off white, gray or black)
* Purulent (yellow or green)
* Serous (white or pink)

It may also be odorless or smelly.

Laboratory examinations of sputum include:

* The microbiological examination designed to identify various microorganisms
* The cytology to find tumor (malignant) cells

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