## Abstract Partial duplication of chromosome 3q is a wellβdescribed condition of multiple congenital anomalies and developmental delay that resembles the Brachmannβde Lange syndrome. Similarly, an emerging phenotype of a distal 5q deletion syndrome has recently been described. The combination of b
Two patients with chromosome 6q terminal deletions with breakpoints at q24.3 and q25.3
β Scribed by Meng, Jianguo ;Fujita, Hiroko ;Nagahara, Noboru ;Kashiwai, Akira ;Yoshioka, Yasushi ;Funato, Masahisa
- Publisher
- John Wiley and Sons
- Year
- 1992
- Tongue
- English
- Weight
- 428 KB
- Volume
- 43
- Category
- Article
- ISSN
- 0148-7299
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β¦ Synopsis
Abstract
We report on 2 patients with de novo terminal deletion of 6q. The first was a 4βmonthβold boy whose karyotype was 46, XY, del(6)(q24.3); the second a 2βyearβold girl whose karyotype was 46, XX, del(6)(q25.3). The main anomalies in both patients included mental retardation, minor craniofacial and cerebral anomalies, and cardiac defects. The characteristic manifestations were imperforate anus in the first patient, and retinitis proliferans and a triatrial heart in the other. Comparison of clinical findings of our 2 patients with those of 18 previously reported patients with similar phenotypes suggests that terminal deletion of the 6q23 or 6q25 band is critical in producing the main anomalies of del(6q) syndrome. Β© 1992 WileyβLiss, Inc.
π SIMILAR VOLUMES
Since the first patient with partial deletion of the long arm of chromosome 10 was described in 1978, another 23 cases have been reported, with the breakpoint ranging from 10q23.3-26.2. To contribute further to the delineation of the monosomy 10qter syndrome, we describe a female child who, at age 3