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Results 1 - 2 of 2 for Intellectual developmental disorder with severe speech ambulation defects
  1. Niemann-Pick disease 
    ... limbs that may lead to unsteady gait, clumsiness, walking problems Enlarged spleen Enlarged liver Jaundice at (or shortly after) birth Learning difficulties and intellectual decline Seizures Slurred, irregular speech Sudden loss of muscle tone that may lead ...
    https://medlineplus.gov/ency/article/001207.htm - Medical Encyclopedia
  2. Rett syndrome 
    ... to 18 months. Symptoms range from mild to severe. Symptoms may ... or toe walking. Seizures . Slowing head growth beginning at 5 to ...
    https://medlineplus.gov/ency/article/001536.htm - Medical Encyclopedia