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. 2021 Jan 26;7:33. doi: 10.1186/s40792-021-01119-5

Fig. 1.

Fig. 1

Computed tomography scan of the tumor. A computed tomography scan on admission showed a 70 × 45 mm low-density tumor (a). The tumor exhibited heterogeneous hypo-enhancement during the arterial phase (b arrowheads), and thereafter, the enhancement became gradually homogeneous in the equilibrium phase (c). The tumor was 45 × 30 mm in diameter on a preoperative CT scan 6 months before the surgery (d arrowheads)