Differentiating malignant and benign focal liver lesions in children using CEUS LI-RADS combined with serum alpha-fetoprotein

Table 2 Number of included fills with each diagnosis, stratified by reference standard

Diagnosis	All flls (n = 63)	Flls from Patients > 5 yr (n = 53)
Pathologic analysis	2	42
Malignant liver lesions	22	17
HCC	10	10
HB	6	2
Undifferentiated sarcoma	2	1
Non-Hodgkin’s lymphoma	1	1
Neuroendocrine carcinoma	1	1
Desmoplastic small round cell tumor	1	1
Perivascular epithelioid cell tumor	1	1
Benign liver lesions	30	25
FNH	14	12
RN/DN	3	3
Area of granulomatous inflammation	3	3
Adenomatoid hyperplasia	3	3
Infantile hemangioendothelioma	2	0
Liver abscess	1	0
Other benign tumors	3	3
Follow-up < 50% size increase in 12 mo	11	11
Hemangioma	3	3
FNH	3	1
RN/DN	2	2
Other benign tumors	3	3

FLLs: Focal liver lesions; HCC: Hepatocellular carcinoma; HB: Hepatoblastoma; FNH: Focal nodular hyperplasia; DN: Dysplastic nodule; RN: Regenerative nodule.