Fig. 1

MRI axial images showcasing the initial 2014 tumor at the anorectal junction on the left lateral border (6 × 6 mm) and the left inguinal lymph node (1.2 × 1.2 cm)
MRI axial images showcasing the initial 2014 tumor at the anorectal junction on the left lateral border (6 × 6 mm) and the left inguinal lymph node (1.2 × 1.2 cm)