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Two Robertsonian translocations in a boy with mental retardation
  1. Ernest Lieber,
  2. Puloma Shah
  1. Department of Pediatrics, Division of Human Genetics, Long Island Jewish-Hillside Medical Center, State University of New York at Stony Brook, New York, USA.


    An 8-year-old boy with mental retardation was found to be a mosaic, showing three different cell lines, 46,XY/46,XY,-21,+t(q21q21)/45,XY,-13,-21,+t(q13q21) in cultured peripheral blood cells.

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    • * This work was partially supported by The Birth Defects Institute, New York State, Department of Health.

      Received for publication 16 May 1981.