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Pulmonary haemorrhagic disorders 

Pulmonary haemorrhagic disorders
Pulmonary haemorrhagic disorders

D.J. Hendrick

and G.P. Spickett


July 30, 2015: This chapter has been re-evaluated and remains up-to-date. No changes have been necessary.


Chapter reviewed August 2013—no substantial updates required; one new reference added.

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date: 27 September 2021

There are many causes of bleeding within the lung and haemoptysis, but the term ‘pulmonary haemorrhagic disorder’ applies only to diffuse bleeding from pulmonary alveolar capillaries. The condition is characterized by haemoptysis (not invariable), breathlessness, diffuse air space shadowing on the chest radiograph, anaemia (normochromic normocytic if acute, iron deficient with chronicity), and elevated carbon monoxide gas transfer (...

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