Xanthelasmas are yellowish benign formations over the eyelids. The usual cause is high cholesterol. Xanthelasmas can be soft, semi hard and hard. They are usually symmetrical and can affect all four of the eyelids. They show tendency to amalgamate.

This condition is diagnosed by a HDL and LDL test, excision and histological analysis. Treatments include surgical excision, argon or CO2 laser ablation, chemical cauterization and cryotherapy.