GRADE OF DIFFERENTIATION

The assessment of the grade of differentiation of a tumour expressed as the extent to which the tumour resembles the normal tissue at that site.

National Codes:

GX Grade of differentiation is not appropriate or cannot be assessed
G1 Well differentiated
G2 Moderately differentiated
G3 Poorly differentiated
G4 Undifferentiated / anaplastic

References:
National Cancer Data Set Version 1.3_ISB October 2002 

This attribute is also known by these names:

Context Alias
plural GRADES OF DIFFERENTIATION