Hello! The common main symptoms of leukemia are: Fever. It is one of the most common symptoms of leukemia, and can occur at different stages of the disease and have different degrees of fever and fever type, the main cause of fever is infection. Bleeding. It is a common symptom of leukemia, the bleeding site can be identified and the whole body, with the skin, gums, nasal bleeding is the most common, there can also be retina, intra-auricular hemorrhage and intracranial, digestive, respiratory and other visceral hemorrhage. Anemia. Symptoms that can appear in early patients. It manifests as weakness, pallor, palpitations, shortness of breath, and swelling of the lower extremities. Symptoms of leukemia can also be found in common diseases, so the body appears abnormal, go to the hospital as soon as possible to carry out relevant examinations, do not worry too much, and do not ignore regardless. I wish you good health!