Aicardi-Goutieres syndrome 3 (MONDO_0012471, a Monarch Disease Ontology id) is any Aicardi-Goutieres syndrome in which the cause of the disease is a mutation in the RNASEH2C gene. Also known as: Aicardi-Goutieres syndrome caused by mutation in RNASEH2C, Aicardi-Goutieres syndrome type 3, RNASEH2C Aicardi-Goutieres syndrome.