| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| PRIM_OUT | PRIM_OUT_ICD10(Q8258) | Congenital non-neoplastic naevus | 1150 | |
| OUTPAT | OUTPAT_ICD10(Q8258) | Congenital non-neoplastic naevus | 619 | |
| PRIM_OUT | PRIM_OUT_ICD10(Q825) | Congenital non-neoplastic naevus | 510 | |
| OUTPAT | OUTPAT_ICD10(Q8250) | Naevus flammeus | 256 | |
| PRIM_OUT | PRIM_OUT_ICD10(Q8251) | Naevus portwine | 256 | |
| OUTPAT | OUTPAT_ICD10(Q822) | Mastocytosis | 194 | |
| OUTPAT | OUTPAT_ICD10(Q8251) | Naevus portwine | 128 | |
| OUTPAT | OUTPAT_ICD10(Q825) | Congenital non-neoplastic naevus | 101 | |
| OUTPAT | OUTPAT_ICD10(Q8288) | Other specified congenital malformations of skin | 97 | |
| OUTPAT | OUTPAT_ICD10(Q8280) | Benign familial pemphigus [Hailey-Hailey] | 84 | |
| OUTPAT | OUTPAT_ICD10(Q8282) | Inherited keratosis palmaris et plantaris | 70 | |
| PRIM_OUT | PRIM_OUT_ICD10(Q822) | Mastocytosis | 54 | |
| OUTPAT | OUTPAT_ICD10(Q820) | Hereditary lymphoedema | 53 | |
| INPAT | INPAT_ICD10(Q8258) | Congenital non-neoplastic naevus | 48 | |
| OUTPAT | OUTPAT_ICD10(Q8281) | Keratosis follicularis [Darier-White] | 41 | |
| PRIM_OUT | PRIM_OUT_ICD10(Q8250) | Naevus flammeus | 41 | |
| PRIM_OUT | PRIM_OUT_ICD10(Q82) | Other congenital malformations of skin | 40 | |
| INPAT | INPAT_ICD10(Q822) | Mastocytosis | 38 | |
| OUTPAT | OUTPAT_ICD10(Q829) | Congenital malformation of skin, unspecified | 37 | |
| PRIM_OUT | PRIM_OUT_ICD10(Q820) | Hereditary lymphoedema | 32 | |
| PRIM_OUT | PRIM_OUT_ICD10(Q8281) | Keratosis follicularis [Darier-White] | 30 | |
| INPAT | INPAT_ICD10(Q8250) | Naevus flammeus | 28 | |
| PRIM_OUT | PRIM_OUT_ICD10(Q8280) | Benign familial pemphigus [Hailey-Hailey] | 28 | |
| OUTPAT | OUTPAT_ICD10(Q824) | Ectodermal dysplasia (anhidrotic) | 21 | |
| PRIM_OUT | PRIM_OUT_ICD10(Q8288) | Other specified congenital malformations of skin | 20 | |
| INPAT | INPAT_ICD10(Q820) | Hereditary lymphoedema | 19 | |
| INPAT | INPAT_ICD10(Q828) | Name not found | 18 | |
| OUTPAT | OUTPAT_ICD10(Q823) | Incontinentia pigmenti | 18 | |
| INPAT | INPAT_ICD10(Q8288) | Other specified congenital malformations of skin | 17 | |
| INPAT | INPAT_ICD10(Q8280) | Benign familial pemphigus [Hailey-Hailey] | 15 | |
| OUTPAT | OUTPAT_ICD10(Q821) | Xeroderma pigmentosum | 15 | |
| INPAT | INPAT_ICD10(Q8251) | Naevus portwine | 13 | |
| PRIM_OUT | PRIM_OUT_ICD10(Q8282) | Inherited keratosis palmaris et plantaris | 13 | |
| OUTPAT | OUTPAT_ICD10(Q8283) | Congenital dyskeratosis | 12 | |
| OUTPAT | OUTPAT_ICD10(Q828) | Name not found | 11 | |
| OUTPAT | OUTPAT_ICD10(Q8286) | Gorlins syndrome | 10 | |
| INPAT | INPAT_ICD10(Q8281) | Keratosis follicularis [Darier-White] | 9 | |
| PRIM_OUT | PRIM_OUT_ICD10(Q829) | Congenital malformation of skin, unspecified | 9 | |
| INPAT | INPAT_ICD10(Q8283) | Congenital dyskeratosis | 8 | |
| OUTPAT | OUTPAT_ICD10(Q82) | Other congenital malformations of skin | 8 | |
| OUTPAT | OUTPAT_ICD10(Q8252) | Mongolian blue spot | 7 | |
| OUTPAT | OUTPAT_ICD10(Q8284) | Pseudoxanthoma elasticum | 7 | |
| PRIM_OUT | PRIM_OUT_ICD10(Q824) | Ectodermal dysplasia (anhidrotic) | 7 | |
| INPAT | INPAT_ICD10(Q824) | Ectodermal dysplasia (anhidrotic) | 6 | |
| INPAT | INPAT_ICD10(Q823) | Incontinentia pigmenti | 5 | |
| INPAT | INPAT_ICD10(Q825) | Congenital non-neoplastic naevus | 5 | |
| PRIM_OUT | PRIM_OUT_ICD10(Q823) | Incontinentia pigmenti | 5 |