| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| OUTPAT | OUTPAT_ICD10(Q838) | Other congenital malformations of breast | 230 | |
| OUTPAT | OUTPAT_ICD10(Q831) | Accessory breast | 187 | |
| INPAT | INPAT_ICD10(Q838) | Other congenital malformations of breast | 154 | |
| INPAT | INPAT_ICD10(Q831) | Accessory breast | 60 | |
| OUTPAT | OUTPAT_ICD10(Q839) | Congenital malformation of breast, unspecified | 52 | |
| OUTPAT | OUTPAT_ICD10(Q833) | Accessory nipple | 30 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(Q838) | Other congenital malformations of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 28 | |
| INPAT | INPAT_ICD10(Q839) | Congenital malformation of breast, unspecified | 15 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(Q831) | Accessory breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 15 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(Q839) | Congenital malformation of breast, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 11 | |
| INPAT | INPAT_ICD10(Q833) | Accessory nipple | 8 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(Q833) | Accessory nipple. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 8 | |
| OUTPAT | OUTPAT_ICD10(Q830) | Congenital absence of breast with absent nipple | 7 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(Q83) | Congenital malformations of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 7 | |
| INPAT | INPAT_ICD10(Q830) | Congenital absence of breast with absent nipple | 6 | |
| OUTPAT | OUTPAT_ICD10(Q83) | Congenital malformations of breast | 6 |