case_images: PMC6041857_01
case_images: Diffuse colitis seen on computed tomography image (arrow).
case_images: 10.1177_2050313X18786405-fig1.jpg
case_images: PMC6041857_01_10.1177_2050313X18786405-fig1.jpg
case_images: fig1-2050313X18786405
case_images: Computed tomography of the abdomen and pelvis showed diffuse colitis involving the entire colon and rectum (Figure 1).
case_images: Different cell lines and response to therapy: (a) pattern of hemoglobin, (b) white blood cell counts, (c) platelet and (d) absolute neutrophil count after receiving 5-FU. Abs Neut: absolute neutrophil; Hgb: hemoglobin; WBC: white blood cell.
case_images: 10.1177_2050313X18786405-fig2.jpg
case_images: PMC6041857_01_10.1177_2050313X18786405-fig2.jpg
case_images: fig2-2050313X18786405
case_images: An increase in her white blood cell and neutrophil counts was seen about 2 days after starting treatment (Figure 2). 5-FU sensitivity genotype testing eventually showed the presence of a