本文报告经手术病理证实的大网膜淋巴管瘤2例超声声像图表现。 例1男,41岁,以体检时B超发现“胰腺囊肿”1月之主诉来院求诊,自觉偶有腹部不适,左侧卧位有坠痛感。查体全腹均未扪及包块,压病(-),肝脾未触及,肠鸣正常。临床诊断:腹部包块待查。 This report reports the sonographic findings of 2 cases of large omental lymphangioma confirmed by surgery and pathology. Example 1 Male, 41 years old, was diagnosed with a “pancreatic cyst” in the B-ultrasound at the time of physical examination. The complainant came to the hospital in January to seek medical treatment. Conscious occasional abdominal discomfort occurred, and the left lateral decubitus had a sense of falling pain. Examination of the entire abdomen was not palpable and mass, pressure disease (-), liver and spleen did not touch, bowel normal. Clinical diagnosis: abdominal masses to be investigated.