- Primary hyperpigmentation in the eyelids’ area.
- Heredity .
- Allergic contact dermatitis, atopic dermatitis (contact lenses’ solution, eye drops, nail polish, shadow etc.).
- Sun radiation, drugs (minocyclin, antimalarials, phenothiazines et al), hormones (estrogens, progesterone, pregnancy).
- Age. They become more visible with time, because the skin loses part of its collagen and becomes thinner and more transparent.
- Way of life. Lack of sleep, fatigue, bad nutrition, reduced fluid intake, smokig, alcohol, daily make up.
- Anemia – Systemic diseases. Iron deficiency anemia and pale skin and more visible vessels ‘network.
- Periorbital oedema. Significant increase of the volume of the interstitial fluid caused by local obstruction of venous or lymphatic channels primarily or secondarily.