Estophia Hospital in Istanbul offers a wide range of diagnostic tests for sigmoid adenocarcinoma, including CT scans from around A$400, angiography, PET/CT, and colonoscopy. Mutation testing for KRAS, NRAS, and BRAF may cost about A$7,400. Treatment options cover chemotherapy and radiation therapy for colorectal cancer, which may run between A$2,800 and A$10,000. This gives patients access to thorough diagnostics and treatment in a popular medical tourism city, with clear pricing from entry-level scans to advanced therapies.