Table 1

Scoring standard for antigen staining

GradeScoring by tissueScoring by cell
0NoneNone
1SlightPart of the cytoplasm or nucleus
2ModerateWhole cytoplasm or nucleus with reticular deposits
3StrongReticular deposits in <1/2 of cytoplasm or nucleus
4Extremely strongReticular deposits in >1/2 of cytoplasm or nucleus