Radiation-associated hyperparathyroidism.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D006257:Head / Q000528:radiation effects; D006801:Humans; D006961:Hyperparathyroidism / Q000209:etiology*; D007223:Infant; D009333:Neck / Q000528:radiation effects; D011878:Radiotherapy / Q000009:adverse effects*