case_images: PMC10978037_01
case_images: Computed tomography demonstrates multiple lung metastases and a diffuse infiltrative shadow.
case_images: cro-2024-0017-0001-538235_F01.jpg
case_images: PMC10978037_01_cro-2024-0017-0001-538235_F01.jpg
case_images: F1
case_images: Regorafenib was introduced as a third-line treatment, but within 3 months, respiratory failure developed due to multiple lung metastases and cancerous lymphangiopathy (Fig. 1).
case_images: Treatment course after recurrence.
case_images: cro-2024-0017-0001-538235_F02.jpg
case_images: PMC10978037_01_cro-2024-0017-0001-538235_F02.jpg
case_images: F2
case_images: Surprisingly, 2 months after the reintroduction of the anti-EGFR antibody, his exertional dyspnea improved (Fig. 2), similar to the imaging findings (Fig. 3).