图1　左颈部囊性块影累及左上纵隔。图2　左颈部囊性肿块。　　淋巴管瘤是较少见淋巴管源性良性病变,我院误诊2例,现报道如下。例1　男,2岁,咳嗽、咳痰发热7ｄ,左颈部肿大伴气促入院。体检:神清,气促,左颈部包块、有波动感。两肺呼吸音清,可及痰鸣音,实验室检查,无异常。Ｘ线表 Figure 1 left neck cystic mass involving the left upper mediastinum. Figure 2 left neck cystic mass. Lymphoma is a rare lymphangiogenic benign lesions, misdiagnosed in our hospital in 2 cases, are reported below. Example 1 male, 2 years old, cough, sputum fever 7d, left neck enlargement with gas promote hospital. Physical examination: Shen Qing, shortness of breath, left neck mass, a sense of volatility. Breath sounds clear lungs, and phlegm can be heard, laboratory tests, no abnormalities. X-ray table