a case report of nasopharyngeal linguatuliasis in tehran, iran and characterization of the isolated linguatula serrata

a vermiform specimen taken from a 10-year-old boy patient with the chief complain of sneezing, coughing and nasal dis-charge with a history of consumption of fast snack in the day before and liver of sheep in two weeks ago was referred for diagnosis to the helminth taxonomy laboratory, dept. of mdical parasitology and mycology, school of public health, tehran university of medical sciences, iran in dec. 2006. the specimen was processed and examined by light microscope and drew the features of specimen by camera lucida. eventually, the specimen was diagnosed as third nymphal stage of linguatula serrata.