For which malignancy, intensity Modulated Radiotherapy (IMRT) is the most suitable -
Ans. is 'b' i.e., Prostate Currently Intensity modulated radiotherapy is being used to treat cancers of:ProstateHead & NeckBreastThyroidLungGynecologic cancersLiverBrainLymphomasSarcomasIntensity modulated radiation therapy (IMRT) is an advanced mode of high precision radiotherapy that utilizes computer controlled X-ray accelerators to deliver precise radiation doses to a malignant tumour or specific areas within the tumour:The radiation dose is designed to conform to the three dimensional (3-D) shape of the tumour by modulating or controlling the intensity of the radiation beam to focus a higher radiation dose to the tumour while minimizing exposure to surrounding tissues.Note: IMRT can be used to treat lung cancers, but there are several technical reasons to delay the widespread use of IMRT for lung Ca at this time.
Lung
Prostate
Leukemias
Stomach
Radiotherapy