Kleefstra syndrome is a rare inherited neuro-developmental condition characterised by facial dysmorphism, microcephaly, hypotonia, developmental delay, and intellectual disability. It is a rare syndrome; and less than 100 cases with… Click to show full abstract
Kleefstra syndrome is a rare inherited neuro-developmental condition characterised by facial dysmorphism, microcephaly, hypotonia, developmental delay, and intellectual disability. It is a rare syndrome; and less than 100 cases with different genetic mutations are reported so far. We report an eight-month baby boy with Kleefstra syndrome type 2 due to a novel de novo pathogenic mutation in the KMT2C (Lysine methyltransferase 2C) gene. Key Words: Kleefstra syndrome, KMT2C gene, Neurodevelopmental disorder, Deafness.
Journal Title: Journal of the College of Physicians and Surgeons--Pakistan : JCPSP
Year Published: 2022
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