sentence: Eosinophils are a particular kind of white blood cells.
sentences_before: Eosinophilic pneumonia is invasion of the lung by 'eosinophils'.
sentences_after: Eosinophilic pneumonia often occurs in response to infection with a parasite or after exposure to certain types of environmental factors.
concept_name: eosinophil
headings: Pneumonia Other types of pneumonia
categories: Infectious diseases Pulmonology