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Question: 20120084
Status
Final

References
Source 1:   2007 MP/H Rules
pgs:  
Notes:  
Source 2:  
pgs:  
Notes:  


Question
MP/H Rules/Histology--Liver: Is this 2 primaries and, if so, what are the histology codes? See discussion.

Discussion
FINAL Diagnosis: 2 separate lesions of the liver 1)1.2 cm hepatocellular carcinoma and 2) 7 cm hepatocellular carcinoma, solid, acinar, and trabecular type.

Answer
Abstract as a single primary using rule M16. Code the histology 8170/3. Hepatocellular carcinomas (HCC) vary and often display different architectural patterns, such as solid, acinar, and trabecular.

History


Last Updated
11/26/2012

Date Finalized
11/26/2012