I51.0
Cardiac septal defect, acquired
Coding guidance (WHO 2019)
Acquired septal defect (old): atrial auricular ventricular
Sibling codes
I51Complications and ill-defined descriptions of heart diseaseI51.1Rupture 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