Hypersensitivity pneumonitis

Case contributed by Dr Yi-Jin Kuok

Presentation

12 year old with hypoxia with lung infiltrates on CXR. Steroid responsive. ? Asthma

Patient Data

Age: 12
Gender: Female

HRCT chest

Modality: X-ray

Subtle perihilar alveolar infiltrate

Modality: CT

Perihilar ground glass changes

Poor expiratory effort reveals peripheral gas trapping

Case Discussion

Further history reveals patient slept with a pet parrot. 

Learning point: hypersensitivity pneumonitis can mimic asthma (clinically, not radiologically) as the patient has steroid responsive breathlessness. 

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Case Information

rID: 17192
Case created: 25th Mar 2012
Last edited: 9th Apr 2016
System: Chest
Inclusion in quiz mode: Included

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