Cullen's sign

例句：

1. 1. The doctor performed aCullen's sign to confirmthe diagnosis.
   医生执行了Cullen's征来确认诊断。
2. 2. In medicalresearch, Cullen's signis often used to indicate a patient's condition has worsened.
   在医学研究中，Cullen's征通常用来表示患者的病情恶化。
3. 3. Thepatient's Cullen's sign was consistentwith the symptoms of pneumonia.
   患者的Cullen's征与肺炎的症状一致。