Ring chromosome 21 in a normal female

Ann Genet. 1984;27(2):126-8.


In the present paper we report a phenotypically normal woman with a ring chromosome 21 in her karyotype, who sought genetic counseling because of her previous reproductive failure and whose third, prenatally diagnosed, pregnancy resulted in the delivery of a healthy and karyotypically normal boy.

Publication types

  • Case Reports

MeSH terms

  • Abortion, Habitual / genetics
  • Adult
  • Chromosome Aberrations*
  • Chromosome Banding
  • Chromosomes, Human, 21-22 and Y*
  • Female
  • Humans
  • Karyotyping
  • Male
  • Pedigree
  • Phenotype
  • Pregnancy