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A family showing apparent X linked inheritance of both anencephaly and spina bifida.
  1. O Jensson,
  2. A Arnason,
  3. H Gunnarsdottir,
  4. I Petursdottir,
  5. R Fossdal,
  6. S Hreidarsson
  1. Blood Bank, National University Hospitals, Reykjavik, Iceland.


    A family is reported which includes five males, two with spina bifida, two sibs with anencephaly, and one with both high and low spinal lesions. The affected subjects came from four sibships in three generations. The mode of inheritance of these neural tube defects is consistent with X linkage.

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