Chondrosarcoma is a malignant cartilaginous neoplasm that commonly affects the pelvis. Due to its indolent growth pattern and deep anatomical location, pelvic disease may remain undetected until the lesion reaches a considerable size. In the present case, a 62-year-old male presented with a presumed perianal abscess and underwent incision and drainage, leading to unexpected massive hemorrhage intraoperatively. A subsequent contrast-enhanced CT scan demonstrated a large destructive pelvic lesion containing chondroid-type calcifications and prominent internal vascular channels. This case highlights the importance of radiological evaluation when clinical findings are atypical or inconclusive.
Meswani et al. (Sat,) studied this question.
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