منابع مشابه
Waardenburg syndrome Type II.
Two rare cases of Waardenburg type II are reported. First case had three main features of WS--profound SN hearing loss, hetrochromia iris and white forelock of hair. Second case had moderate SNHL and depigmentation of hair.
متن کاملWaardenburg syndrome
Waardenburg syndrome was first reported by van der Hoeve in 1916. In 1951, Waardenburg defined 6 main features: (1) dystopia canthorum, (2) prominent broad nasal root, (3) synophrys, (4) white forelock, (5) heterochromia iridis, and (6) congenital deaf-mutism. Four types of Waardenburg syndrome have now been delineated on the basis of clinical and genetic criteria. The molecular defective gene ...
متن کاملA Comprehensive Genetic and Clinical Evaluation of Waardenburg Syndrome Type II in a Set of Iranian Patients
Waardenburg syndrome (WS) is a neurocristopathy with an autosomal dominant mode of inheritance, and considerable clinical and genetic heterogeneity. WS type II is the most common type of WS in many populations presenting with sensorineural hearing impairment, heterochromia iridis, hypoplastic blue eye, and pigmentary abnormalities of the hair and skin. To date, mutations of MITF, SOX10, and SNA...
متن کاملClinical and genetic investigation of families with type II Waardenburg syndrome.
The present study aimed to investigate the molecular pathology of Waardenburg syndrome type II in three families, in order to provide genetic diagnosis and hereditary counseling for family members. Relevant clinical examinations were conducted on the probands of the three pedigrees. Peripheral blood samples of the probands and related family members were collected and genomic DNA was extracted....
متن کاملSyndrome de Waardenburg
Le syndrome de Waardenburg associe une surdité à des anomalies de pigmentation. Ce syndrome est autosomique dominant à pénétrance et expressivité variable en inter et en intra familial, d'où l'intérêt du diagnostic prénatal dans les cas à risque. Le type I présente une association clinique comprenant au moins 2 critères majeurs ou au moins un critère majeur et 2 critères mineurs. La surdité neu...
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ژورنال
عنوان ژورنال: Delhi Journal of Ophthalmology
سال: 2013
ISSN: 0972-0200
DOI: 10.7869/djo.2013.14