Figure 8.
A 50-year-old male patient developed a colorectal liver metastasis in Segment VIII superiorly. (A) Coronal contrast enhanced CT demonstrates a hypoattenuate metastasis (arrow) which was subsequently treated with microwave ablation under ultrasound guidance. (B) Post procedure, the patient developed shortness of breath. Axial CT (lung window) revealed a moderate size pneumothorax (arrow).