Liver Cancer
Copyright ©2005 Baishideng Publishing Group Inc.
World J Gastroenterol. Mar 14, 2005; 11(10): 1439-1444
Published online Mar 14, 2005. doi: 10.3748/wjg.v11.i10.1439
Table 1 Baseline data of 22 patients with long-term follow-up.
Sex (male/ female)16/6
Age (yr, range)62.5±11.3 (40-82)
HBV/HCV/HBV+HCV/others9/10/2/1
Child's classification
A / B / C18/4/0
Esophageal varices (+/-)11/11
Ascites (+/-)1/21
Tumor size (cm, range)2.3±0.7 (1.1-3.9)
≤2 cm / > 2 cm10/12
Tumor location
Right lobe/Left lobe16/6
Subcapsular lesion (+/-)4/18
Histological classification
Well1/Poor221/1
Tumor staging (BCLC stage)3
Ia / Ib / Ic11/10/1
Table 2 Results of RFA in 22 patients with long-term follow-up.
Total sessions of RFA26
One session/ Two sessions18/4
Average sessions1.20.4
Ablative time (min, range)21.3±13.7 (3-48)
F/U1 duration (mo, range)28.8±9.0 (15-45)
Roll-off (+/-)21/1
Complications
Local pain11
Nausea/vomiting4
Fever1
Local-free interval (M2, range)22.2±10.0 (4-45)
Tumor-free interval (M2, range)18.5±11.4 (2-45)
Local recurrence rate
12M/24M/30M13.6% / 33.3% /46.6%
Overall recurrence rate
12M/24M/30M36.4%/56.2%/56.2%
Survival interval (M2, range)28.7±9.1 (15-45)
Pre-RFA / Post-RFA3
Albumin (g/dL)3.8±0.5/4.20.6
GOT (U/L)63.5±32.9/70.434.2
GPT (U/L)71.1±40.0/79.234.2
T. Bili.4 (mg/dL)1.1±0.5/1.00.5
Alk-P5 (U/L)116.0±46.3/123.546.1
AFP6 level (ng/mL)
Pre-treatment (range)223.5±663.1 (3-2870)
Post-treatment41.3±90.6 (3-422)
Decrease AFP > 50% post RFA
Yes / No8/14
Table 3 Factors affecting the new tumor formation within one year in 22 patients after RFA.
New tumor(n = 8)No new tumor(n = 14)P
Age (yr)55.1±8.366.7±10.80.029
Sex (male/female)6/210/4NS6
Child1 (A/B)5/313/10.076
Right lobe/Left lobe5/311/3NS
Subcapsular (+/-)2/62/12NS
HBV/HCV/others3/4/16/6/2NS
EV2 (+/-)2/69/50.076
Tumor size (cm)2.4±0.82.2±0.8NS
Tumor >2 cm (+/-)5/37/7NS
Histology
(Well/Poor)37/114/0NS
BCLC stage4 Ia/Ib/Ic2/5/19/5/0NS
Roll-off (+/-)8/013/1NS
Ablative time (min)20.8±10.821.6±15.5NS
Sessions1.1±0.41.2±0.4NS
Follow-up (mo)26.8±10.430.0±8.3NS
Pre-RFA/Post-RFA
Albumin (g/dL)3.6±0.5/4.1±0.74.0±0.4/4.2±0.50.059/NS
T.Bili (mg/dL)1.3±0.6/1.0±0.31.0±0.4/1.1±0.6NS/NS
GOT (U/L)54.3±18.1/61.0±23.168.7±38.5 /75.8±38.9NS/NS
GPT (U/L)63.336.5/82.141.175.6±42.5/77.6±31.1NS/NS
Alk-P (U/L)117.0±33.3/126.9±45.1115.5±53.5/121.6±48.2NS/NS
AFP5 (ng/mL)388.5±1 003.2/77.9±142.4129.2±376.8/20.4±32.4NS/NS
Decrease AFP > 50%4/44/10NS
Post-RFA(+/-)
Table 4 Factors affecting the local tumor recurrence within 1 year in 22 patients after RFA.
Local recurrence (n = 3)No local recurrence(n = 19)P
Age (yr)57.7±9.363.3±11.6NS6
Sex (Male/Female)2/114/5NS
Child1 (A/B)3/015/4NS
Right lobe/Left lobe2/114/5NS
Subcapsular (+/-)1/23/16NS
HBV/HCV/others1/2/08/8/3NS
EV2 (+/-)1/210/9NS
Tumor size (cm)3.2±0.72.2±0.70.03
Tumor >2 cm (+/-)3/09/100.089
Histology
(Well/Poor)32/119/00.01
BCLCstage4 Ia/Ib/Ic1/1/110/90.036
Roll-off (+/-)3/018/1NS
Ablative time (min)27.0±12.320.4±14.0NS
Sessions1.3±0.61.2±0.4NS
Follow-up (mo)35.0±6.627.8±9.1NS
Pre-RFA/Post-RFA
Albumin (g/dL)3.6±0.3/4.0±1.03.9±0.5/4.2±0.5NS/NS
T. Bili. (mg/dL)1.2±0.6/1.1±0.21.0±0.5/1.0±0.5NS/NS
GOT (U/L)56.3±16.2/49.3±14.064.6±34.9/73.3±35.4NS/NS
GPT (U/L)50.0±24.4/56.3±20.174.4±41.4/82.8±34.9NS/NS
Alk-P (U/L)106.3±26.3/109.3±31.0117.6±49.1/125.7±48.3NS/NS
AFP5 (ng/mL)967.7±1647.5/145.0±240.0106.0±323.3/24.9±33.3NS/NS
Decrease AFP > 50%2/16/13NS
Post-RFA(+/-)