D74.0
Congenital methaemoglobinaemia
Coding guidance (WHO 2019)
Congenital NADH-methaemoglobin reductase deficiency Haemoglobin-M [Hb-M] disease Methaemoglobinaemia, hereditary
Congenital NADH-methaemoglobin reductase deficiency Haemoglobin-M [Hb-M] disease Methaemoglobinaemia, hereditary