Possibilities and limitations of PЕT scan in planning of radiation therapy of patients with lung cancer (state of problem)

Summary. The literature data about the use of positron-emission tomography (PЕT) in planning of radiation therapy, in particular, lung cancer are analysed. Possibilities and limitations of PЕT-technology in determination of tumour volumes of irradiation with the purpose of creation of escalation curative dose and defence of surrounding tissues are presented.