Histological and Immunohistochemical Revision of Hepatocellular Adenomas: A Learning Experience

Table 2

Clinical data according to hepatocellular adenoma subtypes. (The patient with both H-HCA and IHCA is not included in the table.)

Characteristics	H-HCA	IHCA	b-HCA	Unclassified
Number of cases	9 (25 %)	20 (55.5%)	5 (14%)	2 (5.5%)
Age (years)	27–68	17–49	11–42	28, 32
BMI (kg/m^2)
<25	6	8	4	0
≥25	3 (28%)	9 (45%)	1 (20%)	2 (100%)
Unknown	0	3	0	0
Sex
Females	9	18	3	2
Males	0	2	2	0
Number of HCA (radiological)
Single	4 (44.4%)	12 (60%)	5 (100%)	1 (50%)
Multiple	5 (1 adenomatosis)	8 (2 adenomatosis)	0	1
Symptoms
Bleeding	4 (44.4%)	7 (35%)	1 (20%)	2 (100%)
Aspecific/incidental finding	5	11	4	0
Unknown		2
OC use (32 women)
Yes	5 (55.5%)	10 (50%)	2 (67%)	2 (100%)
No	3	6	1
Unknown	1	2
Size of lesions (mm)	30–100	27–140	50–180	66–100
Followup (range in months)	10–129	10–200	8–120	24–83
Alive without recurrence	6	16	5	2
Alive with recurrence
Alive with residual HCA	1	2
Unknown	2	2