Other congenital malformations (Q80-Q89)
Q85: Phakomatoses, not elsewhere classified

excludes1
ataxia telangiectasia [Louis-Bar] (G11.3)
familial dysautonomia [Riley-Day] (G90.1)
Q85.0: Neurofibromatosis (nonmalignant)
Q85.1: Tuberous sclerosis
Q85.8: Other phakomatoses, not elsewhere classified
Q85.9: Phakomatosis, unspecified

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