C50 | 
		  | 
		Malignant neoplasm of breast   | 
	
	
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		| Includes | 
		connective tissue of breast Paget's disease of breast Paget's disease of nipple
  | 
	 
	
		| UseAdditionalCode | 
		code to identify estrogen, and other hormones and factors receptor status (Z17.-)
  | 
	 
	
		| Excludes1 | 
		skin of breast (C44.501, C44.511, C44.521, C44.591)
  | 
	 
 
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		 C50.0 | 
		 | 
		Malignant neoplasm of nipple and areola | 
	 
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		 C50.01 | 
		 | 
		Malignant neoplasm of nipple and areola, female | 
	 
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		 C50.011 | 
		  | 
		Malignant neoplasm of nipple and areola, right female breast | 
	 
	
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		 C50.012 | 
		  | 
		Malignant neoplasm of nipple and areola, left female breast | 
	 
	
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		 C50.019 | 
		  | 
		Malignant neoplasm of nipple and areola, unspecified female breast | 
	 
	
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		 C50.02 | 
		 | 
		Malignant neoplasm of nipple and areola, male | 
	 
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		 C50.021 | 
		  | 
		Malignant neoplasm of nipple and areola, right male breast | 
	 
	
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		 C50.022 | 
		  | 
		Malignant neoplasm of nipple and areola, left male breast | 
	 
	
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		 C50.029 | 
		  | 
		Malignant neoplasm of nipple and areola, unspecified male breast | 
	 
	
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		 C50.1 | 
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		Malignant neoplasm of central portion of breast | 
	 
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		 C50.11 | 
		 | 
		Malignant neoplasm of central portion of breast, female | 
	 
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		 C50.111 | 
		  | 
		Malignant neoplasm of central portion of right female breast | 
	 
	
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		 C50.112 | 
		  | 
		Malignant neoplasm of central portion of left female breast | 
	 
	
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		 C50.119 | 
		  | 
		Malignant neoplasm of central portion of unspecified female breast | 
	 
	
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		 C50.12 | 
		 | 
		Malignant neoplasm of central portion of breast, male | 
	 
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		 C50.121 | 
		  | 
		Malignant neoplasm of central portion of right male breast | 
	 
	
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		 C50.122 | 
		  | 
		Malignant neoplasm of central portion of left male breast | 
	 
	
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		 C50.129 | 
		  | 
		Malignant neoplasm of central portion of unspecified male breast | 
	 
	
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		 C50.2 | 
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		Malignant neoplasm of upper-inner quadrant of breast | 
	 
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		 C50.21 | 
		 | 
		Malignant neoplasm of upper-inner quadrant of breast, female | 
	 
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		 C50.211 | 
		  | 
		Malignant neoplasm of upper-inner quadrant of right female breast | 
	 
	
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		 C50.212 | 
		  | 
		Malignant neoplasm of upper-inner quadrant of left female breast | 
	 
	
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		 C50.219 | 
		  | 
		Malignant neoplasm of upper-inner quadrant of unspecified female breast | 
	 
	
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		 C50.22 | 
		 | 
		Malignant neoplasm of upper-inner quadrant of breast, male | 
	 
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		 C50.221 | 
		  | 
		Malignant neoplasm of upper-inner quadrant of right male breast | 
	 
	
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		 C50.222 | 
		  | 
		Malignant neoplasm of upper-inner quadrant of left male breast | 
	 
	
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		 C50.229 | 
		  | 
		Malignant neoplasm of upper-inner quadrant of unspecified male breast | 
	 
	
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		 C50.3 | 
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		Malignant neoplasm of lower-inner quadrant of breast | 
	 
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		 C50.31 | 
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		Malignant neoplasm of lower-inner quadrant of breast, female | 
	 
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		 C50.311 | 
		  | 
		Malignant neoplasm of lower-inner quadrant of right female breast | 
	 
	
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		 C50.312 | 
		  | 
		Malignant neoplasm of lower-inner quadrant of left female breast | 
	 
	
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		 C50.319 | 
		  | 
		Malignant neoplasm of lower-inner quadrant of unspecified female breast | 
	 
	
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		 C50.32 | 
		 | 
		Malignant neoplasm of lower-inner quadrant of breast, male | 
	 
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		 C50.321 | 
		  | 
		Malignant neoplasm of lower-inner quadrant of right male breast | 
	 
	
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		 C50.322 | 
		  | 
		Malignant neoplasm of lower-inner quadrant of left male breast | 
	 
	
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		 C50.329 | 
		  | 
		Malignant neoplasm of lower-inner quadrant of unspecified male breast | 
	 
	
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		 C50.4 | 
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		Malignant neoplasm of upper-outer quadrant of breast | 
	 
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		 C50.41 | 
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		Malignant neoplasm of upper-outer quadrant of breast, female | 
	 
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		 C50.411 | 
		  | 
		Malignant neoplasm of upper-outer quadrant of right female breast | 
	 
	
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		 C50.412 | 
		  | 
		Malignant neoplasm of upper-outer quadrant of left female breast | 
	 
	
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		 C50.419 | 
		  | 
		Malignant neoplasm of upper-outer quadrant of unspecified female breast | 
	 
	
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		 C50.42 | 
		 | 
		Malignant neoplasm of upper-outer quadrant of breast, male | 
	 
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		 C50.421 | 
		  | 
		Malignant neoplasm of upper-outer quadrant of right male breast | 
	 
	
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		 C50.422 | 
		  | 
		Malignant neoplasm of upper-outer quadrant of left male breast | 
	 
	
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		 C50.429 | 
		  | 
		Malignant neoplasm of upper-outer quadrant of unspecified male breast | 
	 
	
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		 C50.5 | 
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		Malignant neoplasm of lower-outer quadrant of breast | 
	 
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		 C50.51 | 
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		Malignant neoplasm of lower-outer quadrant of breast, female | 
	 
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		 C50.511 | 
		  | 
		Malignant neoplasm of lower-outer quadrant of right female breast | 
	 
	
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		 C50.512 | 
		  | 
		Malignant neoplasm of lower-outer quadrant of left female breast | 
	 
	
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		 C50.519 | 
		  | 
		Malignant neoplasm of lower-outer quadrant of unspecified female breast | 
	 
	
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		 C50.52 | 
		 | 
		Malignant neoplasm of lower-outer quadrant of breast, male | 
	 
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		 C50.521 | 
		  | 
		Malignant neoplasm of lower-outer quadrant of right male breast | 
	 
	
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		 C50.522 | 
		  | 
		Malignant neoplasm of lower-outer quadrant of left male breast | 
	 
	
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		 C50.529 | 
		  | 
		Malignant neoplasm of lower-outer quadrant of unspecified male breast | 
	 
	
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		 C50.6 | 
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		Malignant neoplasm of axillary tail of breast | 
	 
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		 C50.61 | 
		 | 
		Malignant neoplasm of axillary tail of breast, female | 
	 
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		 C50.611 | 
		  | 
		Malignant neoplasm of axillary tail of right female breast | 
	 
	
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		 C50.612 | 
		  | 
		Malignant neoplasm of axillary tail of left female breast | 
	 
	
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		 C50.619 | 
		  | 
		Malignant neoplasm of axillary tail of unspecified female breast | 
	 
	
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		 C50.62 | 
		 | 
		Malignant neoplasm of axillary tail of breast, male | 
	 
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		 C50.621 | 
		  | 
		Malignant neoplasm of axillary tail of right male breast | 
	 
	
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		 C50.622 | 
		  | 
		Malignant neoplasm of axillary tail of left male breast | 
	 
	
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		 C50.629 | 
		  | 
		Malignant neoplasm of axillary tail of unspecified male breast | 
	 
	
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		 C50.8 | 
		 | 
		Malignant neoplasm of overlapping sites of breast | 
	 
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		 C50.81 | 
		 | 
		Malignant neoplasm of overlapping sites of breast, female | 
	 
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		 C50.811 | 
		  | 
		Malignant neoplasm of overlapping sites of right female breast | 
	 
	
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		 C50.812 | 
		  | 
		Malignant neoplasm of overlapping sites of left female breast | 
	 
	
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		 C50.819 | 
		  | 
		Malignant neoplasm of overlapping sites of unspecified female breast | 
	 
	
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		 C50.82 | 
		 | 
		Malignant neoplasm of overlapping sites of breast, male | 
	 
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		 C50.821 | 
		  | 
		Malignant neoplasm of overlapping sites of right male breast | 
	 
	
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		 C50.822 | 
		  | 
		Malignant neoplasm of overlapping sites of left male breast | 
	 
	
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		 C50.829 | 
		  | 
		Malignant neoplasm of overlapping sites of unspecified male breast | 
	 
	
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		 C50.9 | 
		 | 
		Malignant neoplasm of breast of unspecified site | 
	 
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		 C50.91 | 
		 | 
		Malignant neoplasm of breast of unspecified site, female | 
	 
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		 C50.911 | 
		  | 
		Malignant neoplasm of unspecified site of right female breast | 
	 
	
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		 C50.912 | 
		  | 
		Malignant neoplasm of unspecified site of left female breast | 
	 
	
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		 C50.919 | 
		  | 
		Malignant neoplasm of unspecified site of unspecified female breast | 
	 
	
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		 C50.92 | 
		 | 
		Malignant neoplasm of breast of unspecified site, male | 
	 
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		 C50.921 | 
		  | 
		Malignant neoplasm of unspecified site of right male breast | 
	 
	
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		 C50.922 | 
		  | 
		Malignant neoplasm of unspecified site of left male breast | 
	 
	
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		 C50.929 | 
		  | 
		Malignant neoplasm of unspecified site of unspecified male breast | 
	 
	
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		 C50.A | 
		  | 
		Malignant inflammatory neoplasm of breast | 
	 
	
		 |  | 
		
| Inflammatory breast cancer (IBC) |   
 | 
	  |  | 
	
		 C50.A0 | 
		 | 
		Malignant inflammatory neoplasm of unspecified breast | 
	 
  |   |  | 
	
		 C50.A1 | 
		 | 
		Malignant inflammatory neoplasm of right breast | 
	 
  |   |  | 
	
		 C50.A2 | 
		 | 
		Malignant inflammatory neoplasm of left breast | 
	 
  |    |