Hyperpigmentation and erythema of lid skin, also termed "panda eyes," is typically seen in mild-to-moderate disease.
From: La Rosa M, Lionetti E, Reibaldi M, et al. Allergic conjunctivitis: a comprehensive review of the literature. Ital J Pediatr 2013; 39:18. Copyright © 2013 La Rosa et al. Reproduced under the Creative Commons Attribution License (
CC BY 2.0).