Wiedemann-beckwith syndrome
✍ Scribed by W. Engström; S. Lindham; P. Schofield
- Publisher
- Springer
- Year
- 1988
- Tongue
- English
- Weight
- 1003 KB
- Volume
- 147
- Category
- Article
- ISSN
- 0340-6997
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✦ Synopsis
The Wiedemann-Beckwith syndrome (WBS) comprises an accumulation of multiple congenital anomalies. Exomphalos, macroglossia and gigantism are considered the most common manifestations, hence the alternative designation EMG-syndrome. The syndrome carries with it an increased risk of developing specific tumours. One of the more frequent metabolic changes is transient neonatal hypoglycaemia, the result of increased insulin secretion. Inheritance of the syndrome remains uncertain. Most cases are sporadic, but a number of familial cases have been reported. Present evidence suggests that WBS is an autosomal dominant trait with variable expressivity. This review summarizes the abundant literature on the subject and discusses recent molecular genetic developments that may explain the interrelationship between the clinical abnormalities, metabolic disturbances and development of tumours.
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## Abstract Beckwith–Wiedemann syndrome (BWS) is a clinically heterogeneous overgrowth syndrome associated with an increased risk for embryonal tumor development. BWS provides an ideal model system to study epigenetic mechanisms. This condition is caused by a variety of genetic or epigenetic altera
Wiedemann-Beckwith syndrome (WBS) is a heterogeneous overgrowth syndrome associated with malformations and an elevated risk of developing embryonal tumors. WBS is a multigenic disorder caused by dysregulation of imprinted growth regulatory genes within the 11p15 region. Elucidation of the genetic ca
Wiedemann-Beckwith syndrome (WBS) has already been noted to have asymmetric expression in monozygous (MZ) twins. Up to now 12 sets of MZ twins with WBS have been reported (Table I). To this series we would like to add 2 more sets of female twins, both discordant for WBS. TWIN PAIR 1 This set of twi