Asymptomatic Isolated Vulvar Metastasis in Old Treated Case of Carcinoma Rectum—Diagnosis and Treatment Response Evaluation by 18F-FDG PET/CT Scan

AbstractWe report a clinically asymptomatic, old treated case of carcinoma rectum, presenting with raised serum carcinoembryonic antigen level, referred for 18F-FDG PET/CT scan for restaging. Whole-body PET/CT scan revealed an isolated FDG-avid lesion in the left labia majora region, which on histop