Coding of the grade of differentiation (malignancy) of tumors, coded by a two-tiered grading system, sometimes using the score of a special grading system for certain tumor types
low grade, combining grade 1 and 2 (except urothelial tumors: only grade 1)
0‑L
H
hG
TNM Edition8 UICC
low grade, combining grade 3 and 4 (except urothelial tumors: grade 2 through 4)
0‑L
X
X
TNM Edition8 UICC
cannot be assessed
0‑L
ASKU
Asked but unknown
Null Flavor
0‑L
ASKU
Asked but unknown
Null Flavor
Legenda: Type L=leaf, S=specializable, A=abstract, D=deprecated. NullFlavor OTH (other) suggests text in originalText. HL7 V3: NullFlavors to appear in @nullFlavor attribute instead of @code.