Feb 1, 2024 · Vitiligo (vit-ih-LIE-go) is a disease that causes loss of skin color in patches. The discolored areas usually get bigger with time. The condition can affect the skin on any part of …

Mar 8, 2024 · Livedo reticularis is thought to be due to spasms of the blood vessels or a problem of the blood flow near the skin surface. It makes the skin look mottled in sort of a net pattern …

Aug 11, 2025 · Tinea versicolor (TIN-ee-uh vur-si-KUL-ur) is a common skin infection caused by a fungus. The fungus causes patchy changes in skin color. The affected skin may look lighter or …

Overview Lichen sclerosus (LIE-kun skluh-ROW-sus) is a condition that causes patchy, discolored, thin skin. It usually affects the genital and anal areas. Anyone can get lichen …

Aug 20, 2025 · Red semen. Eating a lot of red-colored foods, such as beets, could cause red semen. Sometimes, red or red-streaked semen could mean blood is present. Possible causes …

Oct 3, 2023 · Generally, a discolored patch on skin isn't cause for concern. Skin discoloration can be triggered by a number of causes, including: Consult a dermatologist for an evaluation if the …

Apr 30, 2025 · Acanthosis nigricans is a skin condition that causes a dark discoloration in body folds and creases. It typically affects the armpits, groin and neck.

Dec 19, 2023 · Learn to identify types of dermatitis by how the skin looks. Examples include atopic dermatitis, contact dermatitis and seborrheic dermatitis.

Jun 24, 2023 · To protect itself from the damaging effects of the sun, skin makes more brown pigment, called melanin. That extra melanin is what creates a suntan. But sometimes skin …

Oct 11, 2025 · Foods and medicines can change the color of urine. But a color change also could be a sign of disease.