Complications of chronic pancreatitis prior to and following surgical treatment: A proposal for classification

Table 3 Baseline and 15-yr Kaplan-Meier prevalence of complications of chronic pancreatitis in a surgically treated cohort of 166 patients

Complications	Baseline, n (%)		15-yr, Kaplan-Meier, %
Pancreatic duct complications	34	20.5	21.2
Pancreatic pseudocysts	18	10.8
Pancreatic fistulas	16	9.6
Pancreaticoperitoneal (pancreatic ascites)	4	2.4
Pancreaticopleural (pancreatic pleural effusion)	5	3.0
Other (mostly pancreaticocutaneous)	6	4.2
Peripancreatic complications	391	23.5	35.6
Bile duct obstruction	29	17.5
Duodenal obstruction	8	4.8
Venous thrombosis (splenic or portal vein)	5	3.0
Pancreatic hemorrhages	17	10.2	10.2
Contained pseudoaneurysms	7	4.2
Ruptured pseudoaneurysms into	10	6.0
Abdominal cavity	2	1.2
Gastrointestinal tract	6	3.6
Pancreatic duct	2	1.2
Pancreatic exocrine insufficiency–PEI	52	31.3	66.4
Pancreatic endocrine insufficiency–T3cDM	45	27.1	47.1

¹Three patients had two concurrent complications at baseline.

PEI: Pancreatic exocrine insufficiency; T3cDM: Type 3c diabetes mellitus.