Table 3. Characteristics of five local recurrent tumors after MWA.

Parameter	Value
Original tumor size (mm)
Mean	19.2±8.3
Range	9.0–32.0
<10	1*
10–20	3*
>20	1*
Clinical diagnosis
Colorectal cancer	2*
Lung adenocarcinoma	1*
Uterine leiomyosarcoma	1*
Ampullary carcinoma	1*
Distance from pleura (mm)
<10	2*
10–30	0*
>30	3*

*, number of tumors. MWA, microwave ablation.