''Conventional medical imaging devices such as x-ray, magnetic resonance imaging (MRI), and ultrasound can detect abnormal tissue. Yet they provide little insight into whether a suspicious lesion may be malignant or benign, much less how best to treat the ...'

''Magnetic resonance imaging (MRI) can serve as a very sensitive technique for detecting small tumors in the body, but it is not as good at identifying the edges of a tumor. Photoacoustic imaging tomography (PAT) is not as sensitive as MRI, but it excels ...'