We have studied the long-term incidence of hypothyroidism in 4,473 formerly hyperthyroid
patients given I-131 therapy between 1951 and 1975. The mean age at the first I-131 …

ChangingAnnualIncidenceof HypothyroidismAfter Iodine-13 1 Therapyfor Hyperthyroidism,195
1—1975 Page 1 In a recent study in this Journal, it was suggested that standard doses of 1-131 …

Methods The principles of treatment have been previously reported (LARSSON). The
method for determination of the initial I131 dose was based on estimation of the thyroid …

THE introduction of radioactive iodine into clinical therapeutics in 1941 revolutionized the
treatment of Graves's disease. It is now employed as the primary form of treatment for most of …

The incidence of hypothyroidism among 848 patients treated for hyperthyroidism with
sodium iodide I 131 has been compared with the incidence among 121 patients treated for …

Radioactive iodine was introduced for the treatment of hyperthyroidism 25 yr ago. It has
proved to be effective, inexpensive, and convenient for both the patient and the physician …

HISTOPATHOLOGIC lesions in hyperplastic thyroid glands of patients treated with
radioiodine lack detailed descriptions. This study was concerned with 23 hyperthyroid …

Sixty-four patients with hyperthyroidism were treated with a single dose of 3 mCi or less of
131I before 1951. Nine were lost to follow-up shortly after treatment. The other 55 were …

METHODS All patients initially were subjected to a complete medical workup. Only patients
with well-documented hyperthyroidism were treated with radioiodine, and these were …

Methods. In determining the radioiodine dose. to be administered, consideration was paid to
the size of the thyroid, the 24-hour radioiodine uptake, and the effective half-life of the 1131 …