I513-char group
Complications and ill-defined descriptions of heart disease
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Avoid — more specific 4-5 char codes exist (see below)
Coding guidance (WHO 2019)
Excl.: any condition in I51.4-I51.9 due to hypertension (I11.-) any condition in I51.4-I51.9 due to hypertension with renal disease (I13.-) complications following acute myocardial infarction (I23.-) when specified as rheumatic (I00-I09)
Codes within I51
I51.0Cardiac septal defect, acquiredI51.1Rupture of chordae tendineae, not elsewhere classifiedI51.2Rupture of papillary muscle, not elsewhere classifiedI51.3Intracardiac thrombosis, not elsewhere classifiedI51.4Myocarditis, unspecifiedI51.5Myocardial degenerationI51.6Cardiovascular disease, unspecifiedI51.7CardiomegalyI51.8Other ill-defined heart diseasesI51.9Heart disease, unspecified