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[Ring chromosome 3 in a mentally retarded adult dwarf]
M Teyssier1, D Piperno, C Charrin
1Laboratoire Central d'Hématologie et de Cytogénétique, Hôpital Edouard Herriot, Lyon, France.
Annales De Genetique
|January 1, 1991
Abstract:
A 46-year-old man with mental retardation, growth failure and some dysmorphic features is found to have a 46,XX,r(3)(p26q29) karyotype in 93% of his peripheral lymphocytes. This observation is compared with previously cases of ring 3. The existence of a "ring syndrome" is considered.