Telangiectasias that develop independently of genetic factors are a common condition affecting individuals in the population, particularly those with fair skin. The most important causes of telangiectasia include:

Fair skin
Chronic sun damage
Prolonged exposure to wind or heat
Long-term corticosteroid cream use
Obesity
Hormonal factors
Thinning skin
Many skin diseases that cause vascular dilation
Genetic factors
Systemic diseases