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Hepatocellular carcinoma TNM system—T2. (a) A T2a lesion represents a solitary tumor <2 cm with vascular invasion. (b) A T2b lesion is multiple tumors <2 cm limited to one lobe without vascular invasion. (c) A T2c lesion is a solitary tumor >2 cm without vascular invasion. (d) CT scan showing multiple phases with T2b lesions: HAP, LAP, HVP. (e) Example of T2c lesion in left lobe.
