The presence of the whole range of features of Klinefelter's syndrome is rarely seen in one individual. In addition to representing a typical clinical and laboratory picture of the syndrome ...

female individuals with mild learning disabilities and features of Angelman syndrome, and male individuals with Klinefelter syndrome or Rett syndrome-like features, fatal neonatal encephalopathy ...

The video, which features a compelling conversation about ... Hall announced that he'd been diagnosed with Klinefelter ...

Other features include gastrointestinal difficulties ... In general, this syndrome affects only females, except in rare cases of boys with Klinefelter syndrome (47,XXY). For more information regarding ...