Type one autoimmune pancreatitis based on clinical diagnosis: A case report

Table 2 Summary of case data, n (%)

	Autoimmune pancreatitis (n = 51)
Sex
Male	39 (76)
Women	12 (24)
Age (yr)
< 50	15 (30)
50-60	19 (37)
> 60	17 (33)
Clinical symptom
Jaundice	33 (65)
Abdominal pain	22 (43)
Wasting away, fever etc.	10 (20)
Not have	4 (8)
Laboratory tests
CA19-9
Ascend	14 (27)
Normalcy	12 (24)
Not mentioned	25 (49)
IgG4
Ascend	45 (88)
Normalcy	4 (8)
Not mentioned	2 (4)
Swollen parts of the pancreas
Head of pancreas	30 (59)
Tail of pancreas	7 (14)
The whole pancreas	14 (27)
Diagnostic methods
Surgical resection	14 (27)
Puncture biopsy	27 (53)
Clinical diagnosis	10 (20)

CA19-9: Carbohydrate antigen 19-9; IgG4: Immunoglobulin G4.