Congenital malformations of the circulatory system - Q20-Q28

 Codes

• Q20 - Congenital malformations of cardiac chambers and connections
• Q21 - Congenital malformations of cardiac septa
• Q22 - Congenital malformations of pulmonary and tricuspid valves
• Q23 - Congenital malformations of aortic and mitral valves
• Q24 - Other congenital malformations of heart
• Q25 - Congenital malformations of great arteries
• Q26 - Congenital malformations of great veins
• Q27 - Other congenital malformations of peripheral vascular system
• Q28 - Other congenital malformations of circulatory system