Whether the left abdominal teratoma will affect the right abdominal pain needs to be judged according to the patient’s condition, if the patient’s teratoma is not big, usually does not lead to right abdominal pain; if the teratoma is bigger, it may lead to right abdominal pain. Teratoma is a tumor derived from germ cells, left abdominal teratoma patients if the teratoma volume is small, generally will not appear right abdominal pain phenomenon; if the patient’s teratoma volume is large and more serious or torsion, infection, will lead to the patient to appear the symptoms of right abdominal pain, the patient will also have a high fever, defecation difficulties, difficulty in urination and other symptoms. Patients with left abdominal teratoma should take timely treatment measures, patients can follow the doctor’s instructions to take the affected side of the adnexa resection, teratoma stripping surgery and other surgical methods of treatment. If the teratoma on the left side of the abdomen is large, it will lead to symptoms of right abdominal pain, and it is recommended that patients with teratomas go to the hospital in time and follow the doctor’s instructions for treatment.