By Clare Wilson
Surgery to remove cancer tumours could be made easier with a new camera
Cancer surgeons may be able to find sites in the body where tumour cells have spread to by using a new kind of portable camera that detects gamma radiation as well as visible light.
At the moment, gamma imaging is generally done using machines the size of a small room, which cannot be moved into an operating theatre.
When cancer cells escape from a primary tumour, they often take up residence in the nearest lymph nodes; these are a network of several hundred glands distributed …
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