Small hepatocellular carcinoma with ring calcification: A case report and literature review

Table 1 Summary of 4 cases of hepatocellular carcinoma with ring calcification

Case	No.	Age	Sex	Symptom	AFP (ng/mL)	Size of calcified lesion (cm)	Location	Early enhancement in dynamic CT	Viral infection	Background liver	Histology	Treatment
Fukuya et al[6]	1	72	F	No	178	3.0	S8	No	HCV	CH	Mod diff HCC	Partial hepatectomy
Fukuya et al[6]	2	77	F	No	9300	3.0	S8	Yes	HCV	LC	Not obtained	None
Kawada et al[7]	3	67	F	Abdominal painBack pain	Not mentioned	3.7	S4	Yes	HCV	CH	Mod diff HCC	Left lobectomy
Our case	4	68	F	No	128	1.0	S4	No	HCV	CH	Poorly diff HCC	Left medial sectionectomy

AFP: Alpha-fetoprotein; CT: Computed tomography; F: Female; S8: Segment 8 (defined by the Couinaud’s nomenclature for liver segmentation); S4: Segment 4; HCV: Hepatitis C virus; CH: Chronic hepatitis; LC: Liver cirrhosis; Mod diff: Moderately differentiated; Poorly diff: Poorly differentiated; HCC: Hepatocellular carcinoma.