[Atypical thyroid gland adenoma. Experiences during 12 years struma surgery]

In a period of 12 years atypical adenomas were found in 82 cases and thyroid carcinomas were diagnosed in 93 patients in the main group of 2176 patients undergoing a thyroid resection. Mean age was 46.5 years for atypical adenomas and 48 years for carcinomas. In 76.8% of the cases with atypical adenomas the postoperative course and long term results were followed up. None of these patients developed a recurrence or malignancy. 93.3% of the patients were treated with Levothyroxin for prevention. Hyperthyroidism did not occur pre- or postoperatively.