A Prospective Controlled Study on Treatment of Giant Cavernous Hemangiomas of the Liver：RFA Versus Laparoscopic Hepatectomy.
Allocation: Non-Randomized, Intervention Model: Parallel Assignment, Masking: Open Label, Primary Purpose: Treatment
disappearance rate of disease
to determine the disappearance rate of disease by imaging modality using enhanced Ultrasound examine and/or enhanced CT
China: Ethics Committee