Canada (français)

Vitiligo

Dr Christophe Hsu – dermatologist. Geneva, Switzerland What is vitiligo ? Vitiligo is a skin disorder which presents as white spots and patches on the skin. This is due to a progressive loss of the pigment, melanin, which gives us our skin colour. The loss of pigment occurs when pigment cells (melanocytes) are destroyed and…

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Verrues

Dr Christophe Hsu – dermatologist. Geneva, Switzerland Viral Wart (verrucae vulgaris or common wart) What causes warts ? Warts are harmless skin growths caused by a virus. They can grow on any part of the body, like on the face, along the forearms or on the finger. Warts have a rough surface on which tiny,…

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L’urticaire

Dr Christophe Hsu – dermatologist. Geneva, Switzerland What is Urticaria (Hives) ? Urticaria or hives as it is commonly called, is an itchy rash consisting of localized swellings of the skin that usually last for a few hours before fading away. When urticaria develops around loose tissues of the eyes or lips, the affected area…

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Signes cutanés de cancers internes

Dr Christophe HSU – dermatologist. Geneva, Switzerland The skin often reflects internal processes. Some skin lesions are linked to cancers and may serve as “signposts” indicating the presence of a less visible internal cancer. Awareness of such skin changes may thus result in earlier diagnosis and treatment of cancers. These skin lesions associated with cancers…

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La pelade

Alopecia Areata What is alopecia areata? Alopecia areata is a common skin disorder seen in children and young adults. It is characterized by hair loss in localized round areas on the scalp, the beard area and occasionally on the eyebrows . A positive family history for alopecia areata is found in 10% to 20% of…

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