A clinical paper published in 19211 concluded by stating that: "The x-ray method of treating tonsils and adenoids is not only safe but absolutely harmless ... A review of the literature on this subject does not reveal the report of any case in which the untoward effects of x-ray on the thyroid, parathyroid, pituitary or parotid gland has been recorded."Forty years later a paper published in 19612 stated that in a series of 364 children with thyroid cancer, 80% had histories of prior radiotherapy.
展开▼
