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Garbern, James Y.; Neumann, Manuela; Trojanowski, John Q.; Lee, Virginia M.-Y.; Feldman, Gerald; Norris, Joy W.; Friez, Michael J.; Schwartz, Charles E.; Stevenson, Roger; Sima, Anders A. F. – Brain, 2010
We have studied a family with severe mental retardation characterized by the virtual absence of speech, autism spectrum disorder, epilepsy, late-onset ataxia, weakness and dystonia. Post-mortem examination of two males revealed widespread neuronal loss, with the most striking finding being neuronal and glial tau deposition in a pattern reminiscent…
Descriptors: Severe Mental Retardation, Mental Retardation, Autism, Alzheimers Disease
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Scheffer, Ingrid E.; Turner, Samantha J.; Dibbens, Leanne M.; Bayly, Marta A.; Friend, Kathryn; Hodgson, Bree; Burrows, Linda; Shaw, Marie; Wei, Chen; Ullmann, Reinhard; Ropers, Hans-Hilger; Szepetowski, Pierre; Haan, Eric; Mazarib, Aziz; Afawi, Zaid; Neufeld, Miriam Y.; Andrews, P. Ian; Wallace, Geoffrey; Kivity, Sara; Lev, Dorit; Lerman-Sagie, Tally; Derry, Christopher P.; Korczyn, Amos D.; Gecz, Jozef; Mulley, John C.; Berkovic, Samuel F. – Brain, 2008
Epilepsy and Mental Retardation limited to Females (EFMR) which links to Xq22 has been reported in only one family. We aimed to determine if there was a distinctive phenotype that would enhance recognition of this disorder. We ascertained four unrelated families (two Australian, two Israeli) where seizures in females were transmitted through…
Descriptors: Epilepsy, Mental Retardation, Females, Genetics