Q23.2
Congenital mitral stenosis
Coding guidance (WHO 2019)
Congenital mitral atresia
Sibling codes
Q23Congenital malformations of aortic and mitral valvesQ23.0Congenital stenosis of aortic valveQ23.1Congenital insufficiency of aortic valveQ23.3Congenital mitral insufficiencyQ23.4Hypoplastic left heart syndromeQ23.8Other congenital malformations of aortic and mitral valvesQ23.9Congenital malformation of aortic and mitral valves, unspecified