Diagnosis Code: 424.99

Short Description: Endocarditis NEC

Long Description: Other endocarditis, valve unspecified

Code Classification:

• Diseases of the circulatory system (390–459)
  • Other forms of heart disease (420-429)
    • 424 Other diseases of endocardium
      • 424.99 Endocarditis NEC

Code Version: 2015 ICD-9-CM

Synonyms

• Endocarditis as complication of procedure
• Heart valve disorder
• Immobile heart valve
• Left ventricular outflow tract obstruction due to neoplasm
• Myxoid transformation of cardiac valve
• Obstruction of right atrial tunnel after prior total cavopulmonary connection procedure
• Rickettsial endocarditis
• Right ventricular outflow tract obstruction due to foreign body
• Right ventricular outflow tract obstruction due to neoplasm
• Viral endocarditis

References to Index of Diseases and Injuries

The code 424.99 has the following ICD-9-CM references to the Index of Diseases and Injuries

• Arteriosclerosis, arteriosclerotic (artery) (deformans) (diffuse) (disease) (endarteritis) (general) (obliterans) (obliterative) (occlusive) (senile) (with calcification) 440.9
  • heart (disease) - see also Arteriosclerosis, coronary
    • valve 424.99
      • aortic 424.1
      • mitral 424.0
      • pulmonary 424.3
      • tricuspid 424.2

• Endocarditis (chronic) (indeterminate) (interstitial) (marantic) (nonbacterial thrombotic) (residual) (sclerotic) (sclerous) (senile) (valvular) 424.90
  • arteriosclerotic or due to arteriosclerosis 424.99
  • due to
    • hypertension (benign) 424.99
  • hypertensive 424.99
  • specified cause, except rheumatic 424.99

• Obstruction, obstructed, obstructive
  • endocardium 424.90
    • arteriosclerotic 424.99
    • specified cause, except rheumatic 424.99

Crosswalk Information

The code 424.99 converts into the following ICD-10 code(s):

Similar Codes

This page was last updated on: 10/1/2014

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