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! 4034
OUTPAT OUTPAT_ICD10(N62) Hypertrophy of breast 3996
OUTPAT OUTPAT_ICD10(N63) Unspecified lump in breast 3373
INPAT INPAT_ICD10(N62) Hypertrophy of breast 3300
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N644) Mastodynia. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 2045
INPAT INPAT_ICD10(N63) Unspecified lump in breast 1733
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N61) Inflammatory disorders of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 1608
OUTPAT OUTPAT_ICD10(N61) Inflammatory disorders of breast 1271
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N645) Other signs and symptoms in breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 1013
OUTPAT OUTPAT_ICD10(N645) Other signs and symptoms in breast 996
OUTPAT OUTPAT_ICD10(N649) Disorder of breast, unspecified 643
INPAT INPAT_ICD8(61000) Chronic cystic disease of breast, Fibroadenomatosis mammae 547
OUTPAT OUTPAT_ICD10(N601) Diffuse cystic mastopathy 526
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N62) Hypertrophy of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 457
OUTPAT OUTPAT_ICD10(N609) Benign mammary dysplasia, unspecified 406
OUTPAT OUTPAT_ICD10(N602) Fibroadenosis of breast 398
INPAT INPAT_ICD10(N61) Inflammatory disorders of breast 378
INPAT INPAT_ICD9(6101A) Diffuse cystic mastopathy 347
OUTPAT OUTPAT_ICD10(N644) Mastodynia 347
INPAT INPAT_ICD8(61099) Chronic cystic disease of breast, Unspecified 336
OUTPAT OUTPAT_ICD10(N600) Solitary cyst of breast 325
INPAT INPAT_ICD10(N645) Other signs and symptoms in breast 297
INPAT INPAT_ICD9(6111A) Hypertrophy of breast 236
INPAT INPAT_ICD10(N602) Fibroadenosis of breast 234
OUTPAT OUTPAT_ICD10(N648) Other specified disorders of breast 229
OUTPAT OUTPAT_ICD10(N608) Other benign mammary dysplasias 226
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N649) Disorder of breast, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 219
OUTPAT OUTPAT_ICD10(N643) Galactorrhoea not associated with childbirth 211
INPAT INPAT_ICD10(N609) Benign mammary dysplasia, unspecified 198
INPAT INPAT_ICD10(N649) Disorder of breast, unspecified 177
INPAT INPAT_ICD8(61001) Chronic cystic disease of breast, Cysta (cystis) mammae 167
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N643) Galactorrhoea not associated with childbirth. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 166
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N648) Other specified disorders of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 158
INPAT INPAT_ICD8(61008) Chronic cystic disease of breast, Alia definita 155
INPAT INPAT_ICD10(N601) Diffuse cystic mastopathy 153
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N64) Other disorders of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 142
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N600) Solitary cyst of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 136
INPAT INPAT_ICD8(61199) Other diseases of breast, Other 115
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N602) Fibroadenosis of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 114
INPAT INPAT_ICD10(N608) Other benign mammary dysplasias 106
OUTPAT OUTPAT_ICD10(N604) Mammary duct ectasia 104
INPAT INPAT_ICD9(6102A) Fibroadenosis of breast 103
INPAT INPAT_ICD8(61009) Chronic cystic disease of breast 96
INPAT INPAT_ICD10(N648) Other specified disorders of breast 94
INPAT INPAT_ICD9(6114A) Atrophy of breast 93
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N601) Diffuse cystic mastopathy. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 93
INPAT INPAT_ICD10(N600) Solitary cyst of breast 91
INPAT INPAT_ICD9(6110A) Inflammatory disease of breast 89
OUTPAT OUTPAT_ICD10(N603) Fibrosclerosis of breast 77
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N60) Benign mammary dysplasia. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 71
INPAT INPAT_ICD10(N642) Atrophy of breast 69
INPAT INPAT_ICD8(61101) Other diseases of breast, Abscessus mammae 64
INPAT INPAT_ICD8(61110) Other diseases of breast, Hyperplasia mammae 55
INPAT INPAT_ICD8(61191) Other diseases of breast, Fibrosis mammae 54
INPAT INPAT_ICD8(61198) Other diseases of breast, Alii definita 48
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N609) Benign mammary dysplasia, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 48
INPAT INPAT_ICD9(6100A) Solitary cyst of breast 39
INPAT INPAT_ICD9(6109X) Benign mammary dysplasia, unspecified 35
INPAT INPAT_ICD9(6119X) Unspecified breast disorder 35
INPAT INPAT_ICD10(N604) Mammary duct ectasia 34
INPAT INPAT_ICD8(61100) Other diseases of breast, Mastitis acuta 34
INPAT INPAT_ICD9(6118X) Other specified disorders of breast 33
INPAT INPAT_ICD9(6108X) Other specified benign mammary dysplasias 31
INPAT INPAT_ICD8(61190) Other diseases of breast, Atrophia mammae 30
OUTPAT OUTPAT_ICD10(N642) Atrophy of breast 28
INPAT INPAT_ICD9(2531A) Disorders of the pituitary gland and its hypothalamic control, Other and unspecified anterior pituitary hyperfunction 27
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N608) Other benign mammary dysplasias. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 27
OUTPAT OUTPAT_ICD10(N641) Fat necrosis of breast 25
INPAT INPAT_ICD10(N603) Fibrosclerosis of breast 24
INPAT INPAT_ICD10(N640) Fissure and fistula of nipple 23
INPAT INPAT_ICD9(6104A) Mammary duct ectasia 23
OUTPAT OUTPAT_ICD10(N640) Fissure and fistula of nipple 22
INPAT INPAT_ICD9(6103A) Fibrosclerosis of breast 21
INPAT INPAT_ICD10(N644) Mastodynia 17
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N640) Fissure and fistula of nipple. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 12
INPAT INPAT_ICD9(6116A) Galactorrhea not associated with childbirth 11
OUTPAT OUTPAT_ICD10(N64) Other disorders of breast 11
INPAT INPAT_ICD9(6117A) Other disorders of breast, Signs and symptoms in breast 10
INPAT INPAT_ICD10(N643) Galactorrhoea not associated with childbirth 9
OUTPAT OUTPAT_ICD10(N60) Benign mammary dysplasia 9
INPAT INPAT_ICD10(N641) Fat necrosis of breast 8
INPAT INPAT_ICD8(61010) Name not found 8
INPAT INPAT_ICD9(6117D) Other disorders of breast, Signs and symptoms in breast 8
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N604) Mammary duct ectasia. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 8
INPAT INPAT_ICD9(6113A) Fat necrosis of breast 7
INPAT INPAT_ICD9(6117E) Other disorders of breast, Signs and symptoms in breast 6
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N642) Atrophy of breast. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 6
INPAT INPAT_ICD10(N64) Other disorders of breast 5