Table 2

Prevalence of histopathological features in patients with AIH and with other liver diseases

Author	Number		% Interface hepatitis (n)		% Plasma cell prominence		% Rosettes		% Emperipolesis		% Portal tract/bile duct lesions		Other features
Author	AIH	C	AIH	C	AIH	C	AIH	C	AIH	C	AIH	C	AIH
Suzuki et al 16	28	19*	100	100	86	32	75	41	75	37	57	53
de Boer et al 17	63	62†	87	63	48	27	49	23	78	50	28	18	Steatosis 3 Granuloma 11
Balitzer et al 18	88	20‡ 13§	80	15 77	49	20 8	33	0 38	65	50 77	46	100 62	Copper, CK-199 stains
Gurung et al 19	43	42†	65	40	60¶	26¶	37	17	51	24	60	25	Endotheliitis Kupffer cell hyaline
Median (range)			83 (65–100)	63 (15–100)	55 (48–86)	26 (8–32)	43 (33–75)	23 (0–41)	70 (51–78)	50 (24–77)	51 (28–60)	53 (25–100)

*DILI (hepatocellular).
†Chronic viral hepatitis.
‡PBC.
§Non-autoimune.
¶Defined as plasma cell clusters.
AIH, autoimmune hepatitis; DILI, drug-induced liver injury; PBC, primary biliary cholangitis.