Analysis on Etiology of Acute Pancreatitis in Past 15 Years in Quanzhou District

Objective To investigate the changes in constituent ratio and etiologies of acute pancreatitis(AP) in different time periods in Quanzhou District.Methods Analyses were performed on clinical data of 450 AP patients hospitalized in 2nd Affiliated Hospital of Fujian Medical University from 1991 to 2005.Data were divided into group A(1991-1995),group B(1996-2000),group C(2001-2005),to perform statistical analyses.Results The absolute number of AP patients increased year by year.The ratio of male to female was 1.15:1.Groups A,B,C accounted for 0.15%,0.33% and 0.46%,respectively,out of the total cases hospitalized in departments of surgery and medicine during the corresponding time periods,the difference was significant(P0.05).The incidences of biliary tract diseases of groups A,B,C were 40.00%,42.75%,39.77%,respectively(P0.05);those of idiopathic pancreatitis were 38.33%,27.48%,17.37%,respectively(P0.05);those of hyperlipidemia were 3.33%,9.22%,21.62%,respectively(P0.05).Conclusion The number of AP patients is increasing year by year.There are more females than males in biliagenic or idiopathic AP patients,and more males in hyperlipidemia or alcohol-induced AP.Biliary tract diseases remain the major causes of AP.