Zhu et al reported a score based on the histologic grade of a gastric carcinoma. This is an independent prognostic factor. The authors are from First Affiliated Hospital of China Medical University in Shenyang, China.
Patient selection: gastric carcinoma
Histologic Type
Points
papillary
1
tubular, well-differentiated
1
tubular, moderately differentiated
2
tubular, poorly differentiated
3
mucinous
3
signet ring
4
adenosquamous
4
squamous cell
4
sarcomatoid gastric
4
liver adenocarcinoma
4
micro-papillary
4
neuroendocrine
4
eosinophilic cell
4
undifferentiated
5
score =
= SUM(points for histologic types present) / (number of histologic types present)
Score
Histologic (H) Grade
< 2
H1
2 to 2.99 points
H2
3 to 3.99 points
H3
4 to 5 points
H4
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