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Am J Dis Child. 1947;73(2):175-177. doi:10.1001/archpedi.1947.02020370039005.
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MIRROR movements have been reported occasionally among patients with anomalies of the central nervous system, but only rarely have they been noted in apparently normal persons.1 The 2 cases herein described fall into the latter class.

The literature on the subject is meager, little having been contributed since the turn of the century. In 1913 Drinkwater2 reported a case of synergic movements traced through four generations. In the same year Burr and Crowe3 wrote of a young sailor with movements similar to those of the patients reported on here. Bauman,4 in 1932, reported 4 cases among 6 patients having Klippel-Feil syndromes. One of his patients had an aunt similarly affected.

REPORT OF CASES  Case 1.—R. W. is a white boy, born on May 5, 1945. The labor was prolonged, forceps were used and his birth weight was 9 pounds and 4 ounces (4,195.7 Gm.). The neonatal


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