There are several ways to check whether there are problems with the liver: 1. liver function tests, liver function is the most sensitive indicator to detect hepatitis activity, so liver function screening should be done. 2. liver ultrasound can be done, certain diseases do not affect the function and can be completely normal on liver function, but abnormalities will be found on ultrasound, such as liver abscess, liver cyst, liver hemangioma, fatty liver, liver focal nodular hyperplasia Liver fibrosis scan, many liver diseases progress to liver fibrosis quietly, in liver function and ultrasound are completely normal, but liver fibrosis scan can find traces, so liver fibrosis scan is a very useful test to detect early fibrosis or cirrhosis. 4, liver biopsy, sometimes the liver found problems, but through physical and chemical examination and ultrasound, CT It is better to do liver biopsy, which can help to diagnose the problem by special staining of pathology.