Liver abscess CT manifests as a low-density area in the liver, and the boundary is mostly unclear. The diagnosis of liver abscess should be based on the patient’s medical history, clinical manifestations, blood routine, imaging and other examinations. Imaging examination is the main diagnosis and treatment basis. Abdominal CT scanning examination can find the size, number and morphology of the abscess, showing that the abscess is in the liver. Most of them show low-density areas, and the borders are not very clear, and occasionally blocky shadows can be seen in the low-density areas. Enhanced CT shows clearer borders, and the wall of the abscess may show ring-like enhancement (target sign). When clinically suspected of liver abscess, it is necessary to complete the relevant examinations as soon as possible, preferred ultrasound, CT or MRI can also be. Early diagnosis, early treatment, discomfort in time to seek medical attention.