Fig. 1. Areas of hyperalgesia (upper row ) and allodynia (lower row ) after intrathecal injection of saline or ketorolac in volunteers with hypersensitivity induced by capsaicin plus intermittent heat (A ), ultraviolet-B (UV-B) burn (B ), or UV-B burn plus intermittent heat (C ). Symbols represent the median ± 25th and 75th percentiles of 7 subjects in panels A and B and 14 subjects in C . *P < 0.05 compared with intrathecal saline.