Table 2.

Simplified diagnostic criteria for autoimmune hepatitis (AIH)*

		Points	Case report
Autoantibodies	ANA or SMA ≥1:80 or LKM ≥1:40 or SLA positive	2	X
	ANA or SMA ≥1:40	1
IgG/gamma globulins	>1.10 times normal limit	2	X
	>Upper normal limit	1
Liver histology	Typical for AIH	2
	Compatible with AIH	1	X
	Atypical for autoimmune	0
Absence of viral hepatitis	Yes	2	X
	No	0
	Total		7†

*Adapted from Hennes et al.²¹

†≥6, probable AIH; ≥7, definite AIH.

SMA, smooth muscle antibody.