CT scan of the liver before ablation shows large solitary lesion from colorectal carcinoma.
	Coronal reconstructed image after treatment shows dark treated area without contrast enhancement in the area of the tumor. The dark area is coagulative necrosis, or dead cells.
	Three-dimensional reconstruction after ablation.

This colon cancer metastasis to the liver had been previously treated with surgery and cryotherapy but had recurred and failed chemotherapy.

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