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Results 1 - 1 of 1 for Holoprosencephaly 14
  1. PTCH1 gene 
    ... PTCH1 gene have been found to cause nonsyndromic holoprosencephaly. This condition occurs when the brain fails to ... cell patterning. The signs and symptoms of nonsyndromic holoprosencephaly are caused by abnormal development of the brain ...
    https://medlineplus.gov/genetics/gene/ptch1 - Genetics