|  I34 |  | Nonrheumatic mitral valve disorders   | 
	
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		| Excludes1 | mitral valve disease (I05.9) mitral valve failure (I05.8)
 mitral valve stenosis (I05.0)
 mitral valve disorder of unspecified cause with diseases of aortic and/or tricuspid valve(s) (I08.-)
 mitral valve disorder of unspecified cause with mitral stenosis or obstruction (I05.0)
 mitral valve disorder specified as congenital (Q23.2, Q23.9)
 mitral valve disorder specified as rheumatic (I05.-)
 
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		|  I34.0 |  | Nonrheumatic mitral (valve) insufficiency |  
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| Nonrheumatic mitral (valve) incompetence NOS |  | Nonrheumatic mitral (valve) regurgitation NOS |  
		| CodeAlso | , if applicable: nonrheumatic mitral (valve) annulus calcification (I34.81)
 
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		|  I34.1 |  | Nonrheumatic mitral (valve) prolapse |  
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| Floppy nonrheumatic mitral valve syndrome |  
		| Excludes1 | Marfan's syndrome (Q87.4-) 
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		|  I34.2 |  | Nonrheumatic mitral (valve) stenosis |  
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		| CodeAlso | , if applicable: nonrheumatic mitral (valve) annulus calcification (I34.81)
 
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		|  I34.8 |  | Other nonrheumatic mitral valve disorders |  |  |  | 
	
		|  I34.81 |  | Nonrheumatic mitral (valve) annulus calcification |  
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| Nonrheumatic mitral (valve) annular calcification |  | Mitral (valve) annulus calcification NOS |  
		| CodeAlso | , if applicable: nonrheumatic mitral (valve) insufficiency (I34.0)
 nonrheumatic mitral (valve) stenosis (I34.2)
 
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		|  I34.89 |  | Other nonrheumatic mitral valve disorders |  |  | 
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		|  I34.9 |  | Nonrheumatic mitral valve disorder, unspecified |  |