OTHER FORMS OF HEART DISEASE (420-429)
424 Other diseases of endocardium
Excludes:
bacterial endocarditis (421.0-421.9)
rheumatic endocarditis (391.1, 394.0-397.9)
syphilitic endocarditis (093.20-093.24)
424.0: Mitral valve disorders
Mitral (valve):
incompetence NOS of specified cause, except rheumatic
insufficiency NOS of specified cause, except rheumatic
regurgitation NOS of specified cause, except rheumatic
Excludes:
mitral (valve):
disease (394.9)
failure (394.9)
stenosis (394.0)
the listed conditions:
specified as rheumatic (394.1)
unspecified as to cause but with mention of:
diseases of aortic valve (396.0-396.9)
mitral stenosis or obstruction (394.2)
424.1: Aortic valve disorders
Aortic (valve):
incompetence NOS of specified cause, except rheumatic
insufficiency NOS of specified cause, except rheumatic
regurgitation NOS of specified cause, except rheumatic
stenosis NOS of specified cause, except rheumatic
Excludes:
hypertrophic subaortic stenosis (425.11)
that specified as rheumatic (395.0-395.9)
that of unspecified cause but with mention of diseases of mitral valve (396.0-396.9)
424.2: Tricuspid valve disorders, specified as nonrheumatic
Tricuspid valve:
incompetence of specified cause, except rheumatic
insufficiency of specified cause, except rheumatic
regurgitation of specified cause, except rheumatic
stenosis of specified cause, except rheumatic
Excludes:
rheumatic or of unspecified cause (397.0)
424.3: Pulmonary valve disorders
Pulmonic:
incompetence NOS
insufficiency NOS
regurgitation NOS
stenosis NOS
Excludes:
that specified as rheumatic (397.1)
424.9: Endocarditis, valve unspecified

Home