case_images: PMC7368202_01
case_images: CT scan brain showing soft tissue mass in right temporal area under the skin not involving bone and brain.
case_images: CRIONM2020-6923103.001.jpg
case_images: PMC7368202_01_CRIONM2020-6923103.001.jpg
case_images: fig1
case_images: It had an indistinct interface with adjacent temporalis muscle (Figure 1).
case_images: Microscopic appearance of inflammatory myofibroblastic tumor. Spindle cells with inflammatory cells.
case_images: CRIONM2020-6923103.002.jpg
case_images: PMC7368202_01_CRIONM2020-6923103.002.jpg
case_images: fig2
case_images: He was diagnosed as inflammatory myofibroblastic tumor based on histopathological evaluation.  Figure 2.
case_images: PMC7368202_02
case_images: Immunohistochemical staining showing ALK Positivity.
case_images: CRIONM2020-6923103.003.jpg
case_images: PMC7368202_02_CRIONM2020-6923103.003.jpg
case_images: fig3
case_images: ALK and CK showed strong diffuse staining in spindle cells. As shown in Figure 3, all these findings were consistent with inflammatory myofibroblastic tumor.