Code
Hierarchy
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Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
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Q20-Q28 Congenital malformations of the circulatory system (Q20-Q28)
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Q23 Congenital malformations of aortic and mitral valves
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Q23.0 Congenital stenosis of aortic valve
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Q23.1 Congenital insufficiency of aortic valve
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Q23.2 Congenital mitral stenosis
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Q23.3 Congenital mitral insufficiency
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Q23.4 Hypoplastic left heart syndrome
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Q23.8 Other congenital malformations of aortic and mitral valves
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Q23.9 Congenital malformation of aortic and mitral valves, unspecified
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-
-
Notes
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Codes from this chapter are not for use on maternal records
Inclusion Terms
Q23.1
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Bicuspid aortic valve
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Congenital aortic insufficiency