title: A case of retro-pharyngeal lymphosarcoma presenting with blindness.
mesh_terms: D001766:Blindness; D002648:Child; D006801:Humans; D007223:Infant; D008223:Lymphoma; D008228:Lymphoma, Non-Hodgkin; D009303:Nasopharyngeal Neoplasms
keywords: BLINDNESS/in infancy and childhood; LYMPHOSARCOMA/in infancy and childhood; NASOPHARYNX/neoplasms