Monarch Disease Ontology identifier MONDO_0012593 (brain-lung-thyroid syndrome) is a rare disorder characterized by congenital hypothyroidism (CH), infant respiratory distress syndrome (IRDS) and benign hereditary chorea (BHC). Also known as: choreoathetosis, hypothyroidism, and neonatal respiratory distress, choreoathetosis-hypothyroidism-neonatal respiratory distress syndrome.