Review
Copyright ©The Author(s) 2020.
World J Gastroenterol. May 21, 2020; 26(19): 2294-2304
Published online May 21, 2020. doi: 10.3748/wjg.v26.i19.2294
Table 1 Clinicopathologic characteristics of different hepatocellular adenoma subtypes
HCA subtypeRisk factorsSpecific clinical featuresHistologic featuresIHCs
HHCAHNF1A germline mutations, MODY type 3, microsatellite instabilityHepatic adenomatosisIntralesional steatosisLFABP (absent/decreased)
IHCAObesity, alcohol, glycogenosisInflammatory syndromeSinusoidal dilatation, inflammatory infiltrateCRP, SAA
bex3HCAMale, liver vascular disease, androgen therapyFrequent malignant transformationPseudoacinar formation, mild nuclear atypiabeta-catenin (nuclear staining), GS (diffuse and strong)
bex7,8HCANo specific risk factorsNo specific clinical featuresNo specific featuresGS (weak, heterogeneous)
shHCAObesitySymptomatic bleedingIntratumoural hemorrhageProstaglandin D2 synthase
UHCANo specific risk factorsNo specific clinical featuresNo specific featuresNone