Table 1

Genotypes of the patients and their parents at polymorphic loci on chromosome 9q34

Case 1Case 2
Loci are listed according to their relative chromosomal location from pter to qter. Allele sizes are given in base pairs. N=normal, Del=deleted, NI=not informative.
D9S1826130. 5 Mb205/209205/209205/207Normal201/209201/205205Normal
D9S158131. 25 Mb339339339NI217217217NI
D9S1838132. 35 Mb162/168168158/164Del158178158/178Del
D9S2168132. 9 MbFISHDelFISHDel