N60.4 Mammary duct ectasia

Non-billable header with 3 child codes.

Applies from N60 Benign mammary dysplasia

Includes

• fibrocystic mastopathy

Codes under N60.4

• N60.41 Mammary duct ectasia of right breast
• N60.42 Mammary duct ectasia of left breast
• N60.49 Mammary duct ectasia of unspecified breast

Code annotations containing back-references to N60.4

Back-references to N60

• Type 2 Excludes: D24 Benign neoplasm of breast ("benign cyst of breast (N60.-)")
• Type 2 Excludes: D24 Benign neoplasm of breast ("benign mammary dysplasia (N60.-)")
• Type 2 Excludes: D24 Benign neoplasm of breast ("fibrocystic disease of breast (N60.-)")

Diagnosis Index entries for N60.4

• Ectasia, ectasis › mammary duct

Nearby codes

• N60.29 Fibroadenosis of unspecified breast
• N60.3 Fibrosclerosis of breast
• N60.31 Fibrosclerosis of right breast
• N60.32 Fibrosclerosis of left breast
• N60.39 Fibrosclerosis of unspecified breast
• N60.4 Mammary duct ectasia (this code)
• N60.41 Mammary duct ectasia of right breast
• N60.42 Mammary duct ectasia of left breast
• N60.49 Mammary duct ectasia of unspecified breast
• N60.8 Other benign mammary dysplasias
• N60.81 Other benign mammary dysplasias of right breast