signet-ring cell
2.The ages of the patients is from 32 to 72 and average age is 56. 31 . Their pathologic diagnoses are as follows: 20 low - differentiated ade-nocarcinomas, 7 well - differentiated adenocarcinomas, 3 signet -ring - cell carcinomas, 4 mucous adenocarcinomas, 1 adeno - squ-mous carcinomas and 1 undifferentiated carcinomas.
