Figure 3

Uric acid kidney stone containing layers of COM. (a) Map showing intensity of uric acid at 10 µm spatial resolution. (b) Map of COM at 10 µm spatial resolution using the 1464 cm−1 peak. (c) White light image for (a) and (b). (d) 1 µm spatial resolution map of inset in (a). (e) 1 µm spatial resolution map of inset in (b). (f) White light image for (d) and (e).