Moderately differentiated adenocarcinoma of gallbladder cancer refers to adenocarcinoma cells whose cancer cell type is moderately differentiated. Moderately differentiated usually means that the cancer may be in the middle or late stage, and adenocarcinoma cells are malignant tumor cells originated from the epithelium of salivary glands. Adenocarcinoma cells are malignant tumor cells that originate from the epithelium of the salivary gland. Cancer cells can be classified into various types according to their degree of differentiation, such as poorly differentiated, moderately differentiated, and highly differentiated, with the higher the degree of differentiation, the lower the relative malignancy. Cancer cells can be divided into adenocarcinoma cells, squamous carcinoma cells and other types according to their cell of origin. Moderately differentiated adenocarcinoma of gallbladder cancer means that the patient’s cancer cells are moderately differentiated adenocarcinoma cells, and the relative malignancy degree is moderately malignant, which is a more serious situation. Different cancer cells have different treatment methods, such as adenocarcinoma has lower sensitivity to radiation treatment, and is mostly treated with chemotherapy in clinic. Clarifying the malignancy degree and type of cancer cells can help doctors take better treatment measures.