case_images: PMC7229405_01
case_images: Ulcerated mass in the sacrococcigeal area.
case_images: gr1.jpg
case_images: PMC7229405_01_gr1.jpg
case_images: fig0005
case_images: Clinical examination revealed an ulcerated mass in the sacrococcigeal area (Fig. 1) and unilateral enlarged inguinal lymph nodes.
case_images: MRI imaging before neoadjuvant treatment (sagital view).
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case_images: PMC7229405_01_gr2.jpg
case_images: fig0010
case_images: Magnetic resonance imaging (MRI) showed a 107 x 45 x 37 mm mass infiltrating both gluteus major muscles and the last coccigeous vertebrae (Fig. 2).
case_images: MRI imaging after neoadjuvant treatment(sagital view).
case_images: gr3.jpg
case_images: PMC7229405_01_gr3.jpg
case_images: fig0015
case_images: Surgical result after en-bloc resection.
case_images: gr4.jpg
case_images: PMC7229405_01_gr4.jpg
case_images: fig0020
case_images: Surgery consisted in en-bloc resection of the tumor with presacral tissues, coccyx and partial gluteal resection (Fig. 4).
case_images: Cosmetic result after reconstructive surgery (one month after surgery).
case_images: gr5.jpg
case_images: PMC7229405_01_gr5.jpg
case_images: fig0025
case_images: Cosmetic results are shown in Fig. 5.