NOTCH2 EXON 34 ANALYSIS IN HAJDU-CHENEY SYNDROME Hajdu-Cheney syndrome is a rare autosomal dominant disorder characterised by craniofacial abnormalities, progressive focal bone destruction, including acro-osteolysis and generalised osteoporosis and periodontal disease. Additional features include cleft palate, congenital heart defects, polycystic kidneys and genital, intestinal and ocular abnormalities. Truncating variants in exon 34 of the NOTCH2 […]
ViewJAG1 AND NOTCH2 GENE ANALYSIS IN ALAGILLE SYNDROME Alagille syndrome is a multi-system disorder characterized by highly variable expressivity, most frequently caused by heterozygous JAG1 gene variants. Classic diagnostic criteria combine the presence of bile duct paucity on liver biopsy with three of five systems affected (liver, heart, skeleton, eye and dysmorphic facies). However, up to one-third of patients presenting […]
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