PMC8180844_01
On December 18, 2019, CT showed hepatic S3 metastases with a long diameter of 1.8 cm (A), hepatic S6 metastases with a long diameter of 4.4 cm (B), right upper lung metastases with a long diameter of 0.3 cm (C), and a metastatic tumor of left upper lung, with a long diameter of 0.25 cm (D). On April 3, 2020, CT showed hepatic S3 metastases with a long diameter of 1.4 cm (E), hepatic S6 metastases with a long diameter of 4.5 cm (F), and right upper lung metastases with a long diameter of 0.3 cm (G). The original left upper pulmonary nodule was not shown. On June 6, 2020, CT showed hepatic S3 metastases with a long diameter of 2.1 cm (H), hepatic S6 metastases with a long diameter of 5.2 cm (I), and right upper lung metastases with a long diameter of 0.3 cm (J). The original left upper pulmonary nodule was not shown. On August 6, 2020, CT showed hepatic S3 metastases with a long diameter of 2.1 cm (K), hepatic S6 metastases with a long diameter of 5.5 cm (L), and right upper lung metastases with a long diameter of 0.3 cm (M). The original left upper pulmonary nodule was not shown.
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CT on June 6, 2020, indicated SD ( Figure 1 ). CEA and CA199 levels were decreased to 20.33 mmol/L and 13.89 mmol/L, respectively.