当两只眼睛下面的皮肤显得暗时，出现黑眼圈。它不同于损伤所致的一只眼睛周围瘀伤或因感染引起的一只眼睛发红和肿胀。
黑眼圈通常不是医学问题的迹象。
Sept. 18, 2021
- Friedmann DP, et al. Dark circles: Etiology and management options. Clinics in Plastic Surgery. 2015;42:33.
- Vrcek I, et al. Infraorbital dark circles: A review of the pathogenesis, evaluation and treatment. Journal of Cutaneous Aesthetic Surgery. 2016;9:65.
- Matsui MS, et al. Physiological and lifestyle factors contributing to risk and severity of peri-orbital dark circles in the Brazilian population. Anais Brasileiros de Dermatologia. 2015;90:494.
- Sarkar R, et al. Periorbital hyperpigmentation: A comprehensive review. The Journal of Clinical and Aesthetic Dermatology. 2016;9:49.
- Wilkinson JM (expert opinion). Mayo Clinic, Rochester, Minn. Sept. 5, 2016.