Convert to ICD-10-CM:
421.0 converts approximately to:
- 2015/16 ICD-10-CM I33.0 Acute and subacute infective endocarditis
ICD-9-CM Volume 2 Index entries containing back-references to
421.0:
- Aneurysm (anastomotic) (artery) (cirsoid) (diffuse) (false) (fusiform) (multiple) (ruptured) (saccular) (varicose) 442.9

brain 437.3

arteriosclerotic 437.3


ruptured (see also Hemorrhage, subarachnoid) 430

arteriovenous 747.81


acquired 437.3



ruptured (see also Hemorrhage, subarachnoid) 430


ruptured (see also Hemorrhage, subarachnoid) 430

berry (congenital) (ruptured) (see also Hemorrhage, subarachnoid) 430

congenital 747.81


ruptured (see also Hemorrhage, subarachnoid) 430

meninges 437.3


ruptured (see also Hemorrhage, subarachnoid) 430

miliary (congenital) (ruptured) (see also Hemorrhage, subarachnoid) 430

mycotic 421.0

ruptured (see also Hemorrhage, subarachnoid) 430

nonruptured 437.3

ruptured (see also Hemorrhage, subarachnoid) 430

syphilitic (hemorrhage) 094.87

traumatic - see Injury, intracranial
endocardial, infective (any valve) 421.0
infective (any valve) 421.0
mycotic, any site 421.0
without endocarditis - see Aneurysm, by site
ruptured, brain (see also Hemorrhage, subarachnoid) 430
- Endocarditis (chronic) (indeterminate) (interstitial) (marantis) (nonbacterial thrombotic) (residual) (sclerotic) (sclerous) (senile) (valvular) 424.90

aortic (heart) (nonrheumatic) (valve) 424.1

with

mitral (valve) disease 396.9



active or acute 391.1




with chorea (acute) (rheumatic) (Sydenham's) 392.0




bacterial 421.0


rheumatic fever (conditions classifiable to 390
)


active - see Endocarditis, acute, rheumatic


inactive or quiescent (with chorea) 395.9




with mitral disease 396.9

acute or subacute 421.9

arteriosclerotic 424.1

congenital 746.89

hypertensive 424.1

rheumatic (chronic) (inactive) 395.9


with mitral (valve) disease 396.9



active or acute 391.1




with chorea (acute) (rheumatic) (Sydenham's) 392.0


active or acute 391.1



with chorea (acute) (rheumatic) (Sydenham's) 392.0

specified cause, except rheumatic 424.1

syphilitic 093.22
bacterial (acute) (any valve) (chronic) (subacute) 421.0
constrictive 421.0
due to
infectious or infective (acute) (any valve) (chronic) (subacute) 421.0
lenta (acute) (any valve) (chronic) (subacute) 421.0
Loeffler's (parietal fibroplastic) 421.0
malignant (acute) (any valve) (chronic) (subacute) 421.0
mitral (chronic) (double) (fibroid) (heart) (inactive) (valve) (with chorea) 394.9

with

aortic (valve) disease 396.9



active or acute 391.1




with chorea (acute) (rheumatic) (Sydenham's) 392.0


rheumatic fever (conditions classifiable to 390
)


active - see Endocarditis, acute, rheumatic


inactive or quiescent (with chorea) 394.9




with aortic valve disease 396.9

active or acute 391.1


with chorea (acute) (rheumatic) (Sydenham's) 392.0


bacterial 421.0

arteriosclerotic 424.0

congenital 746.89

hypertensive 424.0

nonrheumatic 424.0

syphilitic 093.21
mycotic (acute) (any valve) (chronic) (subacute) 421.0
pneumococcic (acute) (any valve) (chronic) (subacute) 421.0
purulent (acute) (any valve) (chronic) (subacute) 421.0
septic (acute) (any valve) (chronic) (subacute) 421.0
streptococcal (acute) (any valve) (chronic) (subacute) 421.0
suppurative (any valve) (acute) (chronic) (subacute) 421.0
ulcerative (acute) (any valve) (chronic) (subacute) 421.0
vegetative (acute) (any valve) (chronic) (subacute) 421.0
- Infection, infected, infective (opportunistic) 136.9

endocardium (see also Endocarditis) 421.0
- Löffler's
endocarditis 421.0
- Node(s) - see also Nodules
Osler's 421.0
- Osler's
nodes 421.0
- SBE (subacute bacterial endocarditis) 421.0
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative 707.9

endocarditis (any valve) (acute) (chronic) (subacute) 421.0
valve, heart 421.0
- Vegetation, vegetative
endocarditis (acute) (any valve) (chronic) (subacute) 421.0
heart (mycotic) (valve) 421.0