患者,女,5岁。因家长发现患儿食欲不振一个月,腹部膨隆一周于99年5月21日来我院就诊。查体:全身情况正常,肝大平脐,质略硬,边界清,无触痛。Ｂ超示:肝增大,肝右叶处见106×93无回声区,其内可见数条强回声并分隔,可见完整包膜,无回声区内可见形状各异的园形,环状回声,无回声区内? Patient, female, 5 years old. Due to the parents’ discovery of poor appetite for one month, abdominal bulging came to our hospital on May 21, 1999. Physical examination: The general condition of the body is normal, and the liver is flat and umbilical. The quality is slightly hard, the boundary is clear and there is no tenderness. B-ultrasound: Liver enlargement, 106×93 echo-free zone seen in the right lobe of the liver. Several strong echoes can be seen and separated. It can be seen that there is a complete envelope. There are various shapes of the circle in the echo-free zone. , no echo area?