Microscopy and spectroscopy work together in the examination of cells brushed from a cervix or uterus to reveal cancer in the nearby ovaries. The combined method was developed by researchers at Northwestern University and NorthShore University HealthSystem. The hope is to provide a minimally invasive way of detecting ovarian cancer comparable to a pap smear, taking advantage of previously observed "diagnostic changes in cells taken from the endocervix in patients who had ovarian cancer," said Northwestern researcher Vadim Backman.

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