title: Occult thyroid carcinoma presenting as a parapharyngeal mass.
abstract: This report describes a 47-year-old male who had an occult papillary carcinoma of the thyroid present as a nodal involvement of the parapharyngeal space, in the retrostyloid compartment. To the best of our knowledge, this is an extremely rare condition.
authors.affiliation: Department of Otorhinolaryngology, spedale di Circolo e Fondazione Macchi, Varese, Italy.
authors.forename: F
authors.initials: F
authors.lastname: Ferrario
authors.forename: R
authors.initials: R
authors.lastname: Roselli
authors.forename: A
authors.initials: A
authors.lastname: Macchi
mesh_terms: D002291:Carcinoma, Papillary / Q000175:diagnosis / Q000556:secondary*; D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D008875:Middle Aged; D009382:Neoplasms, Unknown Primary / Q000473:pathology*; D010610:Pharyngeal Neoplasms / Q000175:diagnosis / Q000556:secondary*; D013964:Thyroid Neoplasms / Q000473:pathology*