<prompt> A child with kinky hair, intellectual disability, seizures. What is the diagnosis?Downs syndromeMenkes diseaseIron deficiency anemiaLesch Nyhan syndrome  <response>: Ans. B. Menkes DiseaseMenkes Kinky or Steely Hair SyndromeMutation in ATP7A geneX-linked recessive conditionDefective Copper binding P type ATPaseCopper is not mobilised from Intestine.Deficiency of Xanthine oxidase. 