First fluorescence-guided ovarian cancer surgery

The first fluorescence-guided surgery on an ovarian cancer patient was performed using an imaging agent attached to a modified form of the vitamin folic acid, which acts as a "homing device" to seek out and attach to ovarian cancer cells. Surgeons were able to see clusters of cancer cells as small as one-tenth of a millimeter -- 30 times smaller than the smallest they could detect using standard techniques.

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