Tokyo Medical and Dental University

Optical imaging of intrinsic signals used as guide for brain tumor surgery

Published in Pharma Law Weekly, December 6th, 2005

Optical imaging of intrinsic signals of the sensory cortex could be used as guides for brain tumor surgery.

"Intrinsic optical signals in response to somatosensory stimuli were intraoperatively recorded during brain tumor surgery," scientists in Japan reported.

"In the present study, the authors report on the use of this technique as an intraoperative guide for the safe resection of tumors adjacent to or within the sensorimotor cortex. In 14 patients with tumors adjacent to or within the sensorimotor cortex, intrinsic optical signals in response to somatosensory stimuli were recorded by illuminating the brain surface with Xe white light and imaging...

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Source: Pharma Law Weekly (2005-12-06)

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