Skip to main content

Advertisement

Table 1 Classification of breast cancer according to the severity indicator (SI)

From: Indicators of breast cancer severity and appropriateness of surgery based on hospital administrative data in the Lazio Region, Italy

Categories description primary diagnosis secondary diagnosis
   ICD9 -CM codes
1 In situ tumors 233.0 -
2 Localized tumors 174.0 – 174.9 -
3 Non-localized tumors 174.0 – 174.9; 233.0 196
4 Metastatitc tumors 174.0 – 174.9; 233.0 197; 198