Double aneuploidy. Turner-Down syndrome.

  title={Double aneuploidy. Turner-Down syndrome.},
  author={Philip L. Townes and Marie R. White and S J Stiffler and Kazutomo Goh},
  journal={American journal of diseases of children},
  volume={129 9},
Double aneuploidy involving Down and Turner syndromes is a rare occurrence. Of the six patients reported to have combined Down and Turner syndromes, four fundamentally different forms of chromosome mosaicism have been noted and all have been mosaic with respect to monosomy X. Reported here is the first example of a Turner-Down patient in whom there is no X mosaicism. The different forms of the double aneuploidy cannot be explained by any single combination of nondisjunctional errors. The… CONTINUE READING