Urticaria pigmentosa treated with toluidine blue.
D000814:Aniline Compounds; D004396:Coloring Agents; D014048:Tolonium Chloride; D014581:Urticaria / Q000628:therapy*; D014582:Urticaria Pigmentosa
D000814:Aniline Compounds; D004396:Coloring Agents; D014048:Tolonium Chloride; C023650:aniline
ANILINE DYES; URTICARIA/therapy