Figure 3From: Optical imaging correlates with magnetic resonance imaging breast density and revealscomposition changes during neoadjuvant chemotherapyTypical maps of tissue optical index (TOI) in the breast of a premenopausaland postmenopausal subject at baseline. The outer limit of the areolarregion is indicated by the black line. Tick-mark separation equals 1 cm. ctHHb,deoxyhemoglobin concentration.Back to article page