Inhalation Provocation Tests in Chronic Bird Fancier's Lung

Chronic Hypersensitivity Pneumonitis Caused by Aspergillus Complicated with Pulmonary Aspergilloma

“…The diagnosis of insidious CHP is obviously more difficult than recurrent CHP. But, the inhalation provocation test is useful for the diagnosis of chronic bird fancier's lung including the recurrent and insidious types (2,8). In home-related HP, the identification of a particular antigen may be difficult, so the inhalation provocation test is seldom performed.…”

“…3). The inhalation provocation test was judged as positive according to the criteria by Ohtani et al (8), although the environmental exposure test was negative. From these results, he was diagnosed as having CHP caused by Aspergillus according to the current criteria for CHP (3).…”

Hypersensitivity Pneumonia: Role of Surgical Lung Biopsy

“…However, this requires first being able to identify an offending antigen. A study by Ohtani et al 23 demonstrated increased neutrophilia in bronchoalveolar lavage specimens after provocation testing in patients with chronic bird fancier's lung.…”

Chronic Summer-type Hypersensitivity Pneumonitis Initially Misdiagnosed as Idiopathic Interstitial Pneumonia

“…r e 3 A. L o w ma g n i f i c a t i o n p h o t o g r a p h o f s u r g i c a l l u n g s p e c i me n s s h o wi n g u s u a l i n t e r s t i t i a l p n e u mo n i a ( UI P ) -l i k e l es i o n s ( He ma t o x y l i n a n d E o s i n s t a i n i n g , o r i g i n a l ma g n i f i c at i o n × 1 8 ) . (3,6,8 (6,8).…”