The identification of Paragonimus westermanii in bronchial washings. Case report.

Ova of Paragonimus westermanii were identified on Papanicolaou stained slides prepared from bronchial washings of a 40 year-old Korean-American male. In addition to evaluation for neoplasia, a careful search of all cytological material for non-neoplastic conditions is mandatory in our routine practice, especially in this age of population mobility.