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The high-intensity focused ultrasound (HIFU) is targeted using a device guided by an MRI scanner. A probe is placed in the patient’s bowel under anaesthetic. It delivers the waves to the site with no needles, or cuts to the skin. Cancerous cells are killed with heat – which must hit 140F (60C) to work – leaving healthy tissue alone. Dr Ghai said the MRI also gives instant readings of the temperature reached: “By combining the high-intensity focused ultrasound device with MRI, we can target our treatment to the exact location, because we’re able to pinpoint precisely where the tumour...

 E-Mail IMAGE: Images in 69-year-old man with biopsy-confirmed Gleason score 7 (3+4) prostate cancer. (a) Pretreatment axial T2-weighted fast spin-echo MRI scan (repetition time msec/echo time msec, 3820/97) shows tumor in midline... view more  Credit: Radiological Society of North America OAK BROOK, Ill. - A technique that delivers high-intensity focused ultrasound to targeted tissue under MRI guidance effectively treats intermediate-risk prostate cancer with minimal side effects, according to a study published in Radiology. Prostate cancer is the most common cancer among men, asi...