英语语法分析

Treatment choices include analgesic therapy, drainage, and pancreatectomy.

疗法的选择包括镇痛治疗，引流，和胰腺切除术。

Objective:To value the effect of pancreatectomy on the fasting blood sugar(FBS).

目的：探讨胰腺手术对病人术后空腹血糖的影响。

The researchers wanted to investigate the presumed high perioperative risk of pancreatectomy, which has limited its use as a treatment.

研究人员想对假定的胰腺切除术围手术期高风险进行调查，这制约了胰腺切除术的应用。