title: [Some problems in diagnosis and management of thymoma].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013945:Thymoma / Q000175:diagnosis* / Q000601:surgery; D013953:Thymus Neoplasms / Q000175:diagnosis* / Q000601:surgery