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JAMA. 1900;XXXVI(13):876-878. doi:10.1001/jama.1900.52470130024002f.
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Up to the present time nine cases of thyroid tissue growing within the larynx and trachea have been reported. The histories of these have been collected by Baurowicz, who reports one of his own together with these, in Fränkel's Archives of Laryngology and Rhinology, volume viii, 1898. I have been unable to find a description of the affection since the publication of Baurowicz's article, so think that I can claim that the case of my own that I shall describe is the tenth recorded of this rare affection. Up to the present time the cases reported are 3 by Paul Bruns, 2 by Heise from Bruns' clinic, and 1 each by Ziemssen, Paltauf, Baurowicz and Roth. The principal symptom caused by thyroid tissue in the larynx and trachea is dyspnea. This may have lasted for years, months or weeks before the patient is seen, and generally there is a history


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