 
| ICD-10-CM-2023 > Q00-Q99 > Q20-Q28 > Q24 | 
| Q20-Q28 | Congenital malformations of the circulatory system | |
| Q24 | Other congenital malformations of heart | |
| Excl1.: | endocardial fibroelastosis (I42.4) | |
| Q24.0 | Dextrocardia | |
| Excl1.: | dextrocardia with situs inversus (Q89.3) isomerism of atrial appendages (with asplenia or polysplenia) (Q20.6) mirror-image atrial arrangement with situs inversus (Q89.3) | |
| Q24.1 | Levocardia | |
| Q24.2 | Cor triatriatum | |
| Q24.3 | Pulmonary infundibular stenosis | |
| Info: | Subvalvular pulmonic stenosis | |
| Q24.4 | Congenital subaortic stenosis | |
| Q24.5 | Malformation of coronary vessels | |
| Info: | Congenital coronary (artery) aneurysm | |
| Q24.6 | Congenital heart block | |
| Q24.8 | Other specified congenital malformations of heart | |
| Info: | Congenital diverticulum of left ventricle Congenital malformation of myocardium Congenital malformation of pericardium Malposition of heart Uhl's disease | |
| Q24.9 | Congenital malformation of heart, unspecified | |
| Info: | Congenital anomaly of heart Congenital disease of heart | |
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