title: A retropharyngeal mass in a young boy.
authors.affiliation: University of Missouri School of Medicine, Columbia.
authors.forename: Jason
authors.initials: J
authors.lastname: Showmaker
authors.affiliation: University of Missouri School of Medicine, Columbia.
authors.forename: Eliav
authors.initials: E
authors.lastname: Gov-Ari
mesh_terms: D000233:Adenoidectomy / Q000379:methods; D001707:Biopsy, Needle; D003952:Diagnostic Imaging / Q000379:methods*; D005500:Follow-Up Studies; D005729:Ganglioneuroma / Q000175:diagnosis / Q000473:pathology* / Q000601:surgery; D006801:Humans; D007150:Immunohistochemistry; D033162:Incidental Findings; D008279:Magnetic Resonance Imaging / Q000379:methods; D008297:Male; D009361:Neoplasm Invasiveness / Q000473:pathology; D009367:Neoplasm Staging; D010610:Pharyngeal Neoplasms / Q000175:diagnosis / Q000473:pathology* / Q000601:surgery; D014068:Tonsillectomy / Q000379:methods; D016896:Treatment Outcome