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Byssinosis
(redirected from Brown lung)

   Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.01 sec.

byssinosis

 or brown lung disease

Respiratory disorder caused by an endotoxin produced by bacteria found in the fibres of cotton. The disorder is common among textile workers. In addition, the endotoxin stimulates histamine release; air passages constrict, making breathing difficult. Over time the endotoxin accumulates in the lung, producing a typical brown discoloration. First recognized in the 17th century, byssinosis today is seen in most cotton-producing regions of the world. Several years of exposure to cotton fibres are needed before byssinosis develops. In advanced stages, it causes chronic, irreversible obstructive lung disease. Though endotoxin in cotton is by far the most common cause, endotoxins found in flax, hemp, and other organic fibres can also produce byssinosis.


byssinosis [¦bīs·ə′nō·səs]
(medicine)
A pneumoconiosis caused by the inhalation of cotton dust. Also known as brown lung disease.

Byssinosis 

a pulmonary disease, related to the pneumoconiosis group of conditions which arise from prolonged inspiration of cotton dust. Byssinosis may develop in workers at flax processing plants. It is distinguished from other forms of pneumoconiosis by the presence of bronchitis and emphysema accompanied by very weak development of connective tissues.



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