What are the symptoms of NSE twice as high?

Nse is one of the important markers of small cell lung cancer. The normal value is 0-17.5μg/L. If it is twice as high, cancer is considered; patients may be accompanied by systemic pain, oral ulcer, cough, expectoration, decreased vision, loss of appetite, body fatigue and other symptoms; in order to confirm cancer, tumor surgery examination in regular hospitals should be carried out.