International Journal of Rheumatology / 2013 / Article / Tab 4

Clinical Study

Capability and Limitations of Recent Diagnostic Criteria for Autoimmune Pancreatitis

Table 4

Japanese clinical diagnostic criteria for AIP 2011 [14].

(1) Pancreatic enlargement
 a: Diffuse type
 b: Segmental/focal type
(2) Narrowing of the main pancreatic duct on ERP
(3) Serum IgG4 ≥ 135 mg/dL
(4) Histology (LPSP)
 a: ≥3 criteria
 b: 2 criteria
(5) Other organ involvement
 Sclerosing cholangitis, sclerosing  dacryoadenitis/sialoadenitis, or retroperitoneal fibrosis
(6) Effectiveness of steroid therapy

Definite diagnosis
 4a histology
 Diffuse type
  1a + <3/4b/5>
 Segmental/focal type
  1b + 2 + two or more of <3/4b/5>
  1b + 2 + <3/4b/5> + 6
Probable diagnosis
 Segmental/focal type
  1b + 2 + <3/4b/5>
Possible diagnosis
 1 + 2 + 6

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