Istanbul Okan University Hospital offers advanced diagnostics for sigmoid adenocarcinoma, including PET/CT starting from around A$1,100 and biopsies that may cost up to about A$4,200. The hospital has 250 beds, 10 operating theatres, and its own research centre supporting tailored treatment plans. Its multidisciplinary approach and interpreter assistance make it easier for Australian patients. Located close to the International Airport, the clinic also provides strong support to international patients throughout their treatment journey.