case_images: PMC5794364_01
case_images: Well-demarcated exophytic skin tumor with irregular surface in the right parotideomasseteric region.
case_images: medi-97-e9645-g001.jpg
case_images: PMC5794364_01_medi-97-e9645-g001.jpg
case_images: F1
case_images: On admission, a well-demarcated exophytic skin tumor with irregular surface without ulceration, measuring 50 x 70 mm (Fig. 1), was observed in the right parotideomasseteric region.
case_images: Computed tomography image showing a solid, obscure mass on the skin in the right parotideomasseteric region (arrowhead).
case_images: medi-97-e9645-g002.jpg
case_images: PMC5794364_01_medi-97-e9645-g002.jpg
case_images: F2
case_images: Diagnosis of potential lymphoma infiltration was further performed with computed tomography (CT) scans of the chest, abdominal cavity, and neck and detailed assessment of the nasopharynx (Fig. 2).
case_images: (A and B) Gradual tumor regression during chemotherapy.
case_images: medi-97-e9645-g003.jpg
case_images: PMC5794364_01_medi-97-e9645-g003.jpg
case_images: F3
case_images: During chemotherapy, gradual tumor regression was observed (Fig. 3A and B), and 1 year after the first cycle of chemotherapy, complete remission was achieved.
case_images: (A and B) Five years after chemotherapy, no recurrence was observed.
case_images: medi-97-e9645-g004.jpg
case_images: PMC5794364_01_medi-97-e9645-g004.jpg
case_images: F4
case_images: At 5 years after the end of treatment, no recurrent lymphoma was evident (Fig. 4A and B).