Source Code Name Case count Share of cases (%)
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N63) Unspecified lump in breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 5659
OUTPAT OUTPAT_ICD10(N62) Hypertrophy of breast 5175
OUTPAT OUTPAT_ICD10(N63) Unspecified lump in breast 4376
INPAT INPAT_ICD10(N62) Hypertrophy of breast 3617
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N644) Mastodynia. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 2941
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N61) Inflammatory disorders of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 2196
OUTPAT OUTPAT_ICD10(N61) Inflammatory disorders of breast 1687
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N645) Other signs and symptoms in breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 1419
OUTPAT OUTPAT_ICD10(N645) Other signs and symptoms in breast 1401
INPAT INPAT_ICD10(N63) Unspecified lump in breast 1167
OUTPAT OUTPAT_ICD10(N649) Disorder of breast, unspecified 802
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N62) Hypertrophy of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 698
OUTPAT OUTPAT_ICD10(N601) Diffuse cystic mastopathy 651
OUTPAT OUTPAT_ICD10(N644) Mastodynia 574
OUTPAT OUTPAT_ICD10(N602) Fibroadenosis of breast 566
OUTPAT OUTPAT_ICD10(N609) Benign mammary dysplasia, unspecified 478
OUTPAT OUTPAT_ICD10(N600) Solitary cyst of breast 414
INPAT INPAT_ICD10(N61) Inflammatory disorders of breast 379
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N649) Disorder of breast, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 329
OUTPAT OUTPAT_ICD10(N608) Other benign mammary dysplasias 315
OUTPAT OUTPAT_ICD10(N648) Other specified disorders of breast 312
OUTPAT OUTPAT_ICD10(N643) Galactorrhoea not associated with childbirth 269
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N643) Galactorrhoea not associated with childbirth. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 235
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N648) Other specified disorders of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 216
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N64) Other disorders of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 204
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N600) Solitary cyst of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 186
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N602) Fibroadenosis of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 170
INPAT INPAT_ICD10(N645) Other signs and symptoms in breast 161
INPAT INPAT_ICD10(N602) Fibroadenosis of breast 147
INPAT INPAT_ICD10(N609) Benign mammary dysplasia, unspecified 147
INPAT INPAT_ICD10(N601) Diffuse cystic mastopathy 140
OUTPAT OUTPAT_ICD10(N604) Mammary duct ectasia 139
INPAT INPAT_ICD10(N649) Disorder of breast, unspecified 130
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N601) Diffuse cystic mastopathy. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 130
OUTPAT OUTPAT_ICD10(N603) Fibrosclerosis of breast 104
INPAT INPAT_ICD10(N608) Other benign mammary dysplasias 92
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N60) Benign mammary dysplasia. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 87
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N609) Benign mammary dysplasia, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 76
INPAT INPAT_ICD10(N648) Other specified disorders of breast 73
INPAT INPAT_ICD10(N600) Solitary cyst of breast 67
OUTPAT OUTPAT_ICD10(N642) Atrophy of breast 63
INPAT INPAT_ICD10(N642) Atrophy of breast 56
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N608) Other benign mammary dysplasias. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 37
OUTPAT OUTPAT_ICD10(N640) Fissure and fistula of nipple 34
OUTPAT OUTPAT_ICD10(N641) Fat necrosis of breast 34
INPAT INPAT_ICD10(N604) Mammary duct ectasia 26
OUTPAT OUTPAT_ICD10(N64) Other disorders of breast 22
INPAT INPAT_ICD10(N603) Fibrosclerosis of breast 21
INPAT INPAT_ICD10(N640) Fissure and fistula of nipple 17
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N640) Fissure and fistula of nipple. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 17
INPAT INPAT_ICD10(N644) Mastodynia 15
OUTPAT OUTPAT_ICD10(N60) Benign mammary dysplasia 11
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N604) Mammary duct ectasia. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 11
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N642) Atrophy of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 11
INPAT INPAT_ICD10(N641) Fat necrosis of breast 9
INPAT INPAT_ICD10(N643) Galactorrhoea not associated with childbirth 7
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N641) Fat necrosis of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 5