Patients exhibiting normal cytogenetics (AML-CN) constitute the single largest group, and trisomy ... AML+8 was associated with an overexpression of genes on chromosome 8, suggesting a role ...

This is called trisomy 21. In mosaic Down syndrome, some of the person’s cells have three copies of chromosome 21, but some cells have two copies of this chromosome, resulting in a mixture.

These are cases of mosaicism, in which cells of differing karyotypes are found in the same person. The purpose of this paper is to describe still another type of sex-chromosome mosaic hitherto ...

High resolution chromosomes for GTG-banding analysis ... Vertical plantar furrows, often observed in patients with trisomy 8 mosaicism, were also noted in our patient. To our knowledge this ...