Taking a biopsy for gastroenteroscopy does not mean that the condition is serious. When diagnostic difficulties arise, such as inflammation, large polyps, or masses that are not certain whether they are benign or malignant, a biopsy of the pathologic tissue must be taken to clarify the nature. The result of the biopsy may be benign, but it may also be malignant. If it is benign, it means the condition is not serious; if it is malignant, it is relatively serious and needs active treatment, and the biopsy result can provide the basis for the treatment plan. Biopsy is a common invasive diagnostic method in clinical practice. When the human body develops some kind of lumps, nodules or enlarged lymph nodes, etc., and if the nature of the lesion cannot be determined by conventional examination, biopsy is required to finalize the process. Therefore, patients do not need to panic gastroenteroscopy biopsy, in order to rule out lesions, adhering to the principle of early diagnosis and early treatment, should follow the doctor’s advice to carry out the appropriate examination.