Spider naevi are often found on the general physical examination. Spider naevi are abnormal vascular structures characterized by red central part surrounded by spider web-like erythematous lines radiating from the center. The causes of spider naevi are: - Estrogen such as oral contraceptives - During pregnancy - Cirrhosis - Liver failure Reference: https://www.dermcoll.edu.au/atoz/spider-naevi/ Image via: https://www.contemporarypediatrics.com/view/kiss-spider-or-something-more