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June 25, 1973

Agenesis of the Thyroid

Author Affiliations

St. Francis Hospital Honolulu

JAMA. 1973;224(13):1761-1762. doi:10.1001/jama.1973.03220270053020

To the Editor.—  The recent articles on unilateral agenesis of the thyroid gland1,2 prompt us to report our recent experience. We were able to conclude from thyroid scan studies that asymptomatic agenesis of a single lobe was a reasonable diagnosis without surgical intervention.

Report of a Case.—  A 35-year-old woman was admitted to the hospital for fever, cough, and malaise of several days duration. Physical findings were not remarkable except for acrocyanosis and a few rales in the right upper chest. Chest roentgenograms revealed a small infiltrate in the right upper lobe. Treatment with tetracycline was started, and the pneumonia resolved over several days.She had received iodide therapy for six months at the age of 12 and again for a similar period at age 18. Menstrual history was normal. Her thyroxine levels were 9.7μ g and 8.1μg/100 ml (normal 4.0 to 11.0) and triidothyronine resin uptake 33% and