title: Chronic Hypersensitivity Pneumonia due to Pigeon Breeders Disease.
abstract: BACKGROUND
  Pigeon breeders disease usually affects adults. Children are more likely to be affected when they share living space with a backyard poultry or pigeon breeding.
  
  
  METHODS
  A 12-year-old girl with persistent cough for 3 years and dyspnea for 2 years.
  
  
  METHODS
  She was dignosed to be having allergy to pigeon droppings, based on reports of lung biopsy and allergy testing.
  
  
  CONCLUSIONS
  Pigeon breaders disease should be considered in a child who presents with features of chronic hypersensiticity pneumonitis.
authors.affiliation: Departments of Pediatrics and *Pathology, PGIMER, Dr RML Hospital, New Delhi, India. Correspondence to: Dr Devki Nandan, Professor, Department of Pediatrics, PGIMER, Dr RML Hospital, New Delhi 110 001, India. devkinandan2002@yahoo.com.
authors.forename: Wonashi R
authors.initials: WR
authors.lastname: Tsanglao
authors.forename: Devki
authors.initials: D
authors.lastname: Nandan
authors.forename: Sudha
authors.initials: S
authors.lastname: Chandelia
authors.forename: Minakshi
authors.initials: M
authors.lastname: Bhardwaj
mesh_terms: D000818:Animals; D001716:Bird Fancier's Lung; D002648:Child; D010856:Columbidae; D003371:Cough; D005260:Female; D006801:Humans; D006967:Hypersensitivity; D011014:Pneumonia