Final answer:
Xanthelasma is the skin condition that leads to the development of flat yellow growths on the eyelids, often seen in individuals with high cholesterol levels. These growths are cholesterol deposits and are typically harmless.
Step-by-step explanation:
The skin condition that leads to the development of flat yellow growths on the eyelids, often observed in individuals with high cholesterol levels, is Xanthelasma. These growths are cholesterol deposits and are typically harmless, but they can be a sign of underlying health issues such as high cholesterol levels. Xanthelasma may be treated with medications or removed surgically for cosmetic reasons.