in two patients with extrinsic allergic alveolitis ( hypersensitivity pneumonitis ) , fresh lung tissue from open lung biopsies showed raised values of 90.8 and 101.9 mast cells per mm2 , matching the high mast cell counts reported in bronchopulmonary lavage fluid in the condition .
C0002390
hypersensitivity pneumonitis
C0024109
lung