BROAD-SPECTRUM SUNSCREENS 143 Figure 5. Continued. C: SPF-16 sunscron (magnification X295). The thickened epidermis displays atypia, loss of order, dyshesion, and sunburn cells ( • ). D: SPF-16 sunscron (magnification X 115). Cysts have proliferat• to 2-3 rows. lnfi•mation andthe granulomatous reaction are not as severe as with the SPF-7 sunscreen.
144 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS . Figure 5. Continued. E: SPF-18 sunscreen (magnification x 295). The moderately hyperplastic epidermis shows a mild lymphocytic infiltrate but little loss of order and no atypia or dyshesion. F: SPF-18 sunscreen (magnification x 115). Overall skin thickness is reduced, and inflammation is moderated, as is cyst proliferation.
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