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Wolfram syndrome: identification of a phenotypic and genotypic variant from Jordan
Journal article   Peer reviewed

Wolfram syndrome: identification of a phenotypic and genotypic variant from Jordan

Kamel Ajlouni, Nadim Jarrah, Mohammed El-Khateeb, Mohamed El-Zaheri, Hatem El Shanti and Andrew Lidral
American journal of medical genetics, Vol.115(1), pp.61-65
05/30/2002
DOI: 10.1002/ajmg.10345
PMID: 12116178

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Abstract

Wolfram syndrome is an autosomal recessive disorder with probable locus heterogeneity. Only insulin-dependent diabetes mellitus and progressive optic-nerve atrophy are necessary to make the diagnosis, but associated findings include diabetes insipidus, sensorineural hearing loss, ataxia, peripheral neuropathy, urinary-tract atony, and psychiatric illnesses. We performed clinical and molecular studies on four consanguineous families with 16 affected individuals. We point out a new phenotypic variant with absent diabetes insipidus, presence of peptic ulcer disease and bleeding tendency secondary to a platelet aggregation defect. The same phenotypic variant turned out to be a genotypic variant with linkage to a second Wolfram syndrome locus (WFS2) on chromosome 4q22-24.
Urologic Diseases - genetics Humans Genotype Chromosome Mapping Wolfram Syndrome - genetics Chromosomes, Human, Pair 4 Peptic Ulcer - pathology Wolfram Syndrome - pathology Genetic Variation Peptic Ulcer - genetics Phenotype Urologic Diseases - pathology Adolescent Adult Jordan Child

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