Thomsen's Disease (Myotonia Congenita)

About ten years ago (1922) one of us (S. E. J.) became acquainted through business channels with N. B., who lived several hours out of New York and who came under observation more as a friend than as a patient. Later, through the cooperation of Dr. Ziegler, an opportunity was afforded for a more detailed examination, and this preliminary report is offered, chiefly because of the comparative rarity of reports in American literature on this strange and intriguing malady. It may be of some interest, noted by Pelz in his description of the atypical forms of Thomsen's disorder, that Erb, who has given the syndrome its most complete description, has written that one is weary with the monotony of the observations in this interesting malady. In spite of this, and with no specific intention of hoping to add much to the subject, the present contribution is offered with the following