Pancreatic enzyme replacement therapy is given to manage pancreatic exocrineinsufficiency (PEI) in cystic fibrosis (CF) and following pancreatectomy, total gastrectomy or chronic pancreatitis.
胰酶主要用于胰腺外分泌功能不足的病人，如囊性纤维化、胰切除术后、全胃切除术后以及慢性胰腺炎。
2
It can be caused by medical conditions such as exocrine pancreatic insufficiency, overfeeding, or malabsorption.
可以由疾病引起，如胰腺外分泌不足、摄食过饱或吸收不良；
3
Most CF patients have severe exocrine pancreatic insufficiency and must take pancreatic enzyme replacement therapy, the authors note.