2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Circulatory System 390-459 > Chronic Rheumatic Heart Disease 393-398 > Diseases Of Mitral Valve 394.* > 2006 ICD-9-CM Diagnosis 394.0 Mitral stenosis View the most recent version of ICD-9-CM 394.0 A rheumatic disease causing diffuse thickening of the mitral valve leaflets by fibrous tissue or calcific deposits. 394.0 is a specific code that can be used to specify a diagnosis 394.0 contains 2 index entries View the ICD-9-CM Volume 1 394.* hierarchy Alternate Terminology Mitral (valve): obstruction (rheumatic) stenosis NOS  Index entries containing 394.0: Stenosis (cicatricial) - see also Stricture mitral (valve) (chronic) (inactive) 394.0 with aortic (valve) disease (insufficiency) 396.1 insufficiency or incompetence 396.1 stenosis or obstruction 396.0 incompetency, insufficiency or regurgitation 394.2 with aortic valve disease 396.8 active or acute 391.1 with chorea (acute) (rheumatic) (Sydenham's) 392.0 congenital 746.5 specified cause, except rheumatic 424.0 syphilitic 093.21 Stricture (see also Stenosis) 799.89 mitral (valve) (see also Stenosis, mitral) 394.0 congenital 746.5 specified cause, except rheumatic 424.0