Cytoma is a kind of tumor disease caused by abnormal proliferation of cells. Cell tumor is a kind of disease caused by abnormal proliferation and mutation of normal cells after being stimulated by various stimuli. There are two types of benign and malignant cell tumors, and most of them are benign in clinic, and the more common ones are pancreatic islet cell tumor, chondroblastoma, nephroblastoma, and pulmonoblastoma, etc. The development of benign cell tumor is slow, and it does not affect the body too much. The development of benign cell tumor is relatively slow, and will not have too much impact on the body, timely surgical resection can be cured, and generally will not recur in the later stage; but the malignant cell tumor develops faster, and requires timely surgery, and some patients may need to cooperate with radiotherapy, chemotherapy, etc., or else the tumor progresses, which affects the life.