Table 1.
Characteristics of 83 patients with HCC >5 cm in diameter treated with multipolar RFA
| Age, years | 71 [37-93] |
| Male gender | 67 (80.7) |
| Child-Pugh score | |
| <6 | 64 (77.1) |
| =7 a | 16 (19.3) |
| Main etiology of liver disease | |
| Alcohol | 34 (41) |
| HCV | 27 (32.5) |
| HBV-HDV | 11 (13) |
| NASH | 7 (8.5) |
| Hemochromatosis | 4 (5) |
| Esophageal varices | 36 (43.5) |
| Platelet count, g/L | 149 [53-440] |
| Platelet count <100 g/L | 22 (26.5) |
| Prothrombin activity, % | 79 [42-100] |
| Prothrombin activity <75% | 30 (36) |
| Serum bilirubin level, μπιοI/L | 16 [4-78] |
| Bilirubin >20 μπιI/L | 15 (18.1) |
| Naive | 74 (89.1) |
| Nonnaive | 9 (8.9%) |
| Serum AFP level, ng/mL | 1,404 [1-60,500] |
| AFP >200 ng/mL | 18 (21.7) |
| Tumor | |
| Mass forming | 61 (73.5) |
| Infiltrative | 22 (26.5) |
| Portal invasion at imaging | 12 (14.5) b |
| Diameter of the main tumor, mm | 62 [51-90] |
| Tumor diameter >70 mm | 22 (26.5) |
| Number of tumors/patient | |
| 1 | 62 (74.7) |
| 2 | 17 (20.5) |
| 3 | 4 (4.8) |
| Intrahepatic portal vein invasion | 12 (14.5) |
Data are presented as mean [range] or n (%). HCC, hepatocellular carcinoma; RFA, radiofrequency ablation; HCV, hepatitis C virus; HBV, hepatitis B virus; HDV, hepatitis D virus; NASH, nonalcoholic steatosic hepatitis; AFP, alpha-fetoprotein; BCLC, Barcelona Clinic Liver Cancer.
a
Excluded 3 patients without established cirrhosis.
b
Of which 10 were infiltrative forms.