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Nickel Allergy
Saturday, November 28th, 2009Dr Christophe Hsu – dermatologist. Geneva, Switzerland Who gets nickel allergy? Nickel sensitivity is common affecting around 5% of the population, especially in women. Anyone can become allergic to nickel, but most cases begin during teenage when girls in particular start to wear cheap metal jewellery. Ear piercing often starts up a nickel allergy which […]
Molluscum contagiosum
Saturday, November 28th, 2009Molluscum Contagiosum (Arm) What is Molluscum Contagiosum ? This is a skin infection caused by a pox virus. It is a common infection in children. It is transmitted by skin contact with an infected person. What are the signs of Molluscum Contagiosum ? The infection presents as small discrete, round, pearly-white growths on the skin, […]
Chloasma (Melasma, Pregnancy Mask)
Saturday, November 28th, 2009What is melasma? Chloasma consists of brown spots/patches on both sides of the face, especially on the cheeks, upper lips, nose and chin. The distribution is usually symmetrical. Chloasma is mainly seen in women of child-bearing age. The colour in Chloasma darkens during sunlight exposure. Chloasma tends to occur during pregnancy and with the use […]
Lasers in Skin Disorders
Saturday, November 28th, 2009Dr Christophe HSU – dermatologist. Geneva, Switzerland How is laser used to treat skin disorders? Laser is a very pure and intense light source. When the laser light shines onto the skin, a certain target in the skin absorbs the laser light. Different targets in the skin will absorb laser light of different characteristics. After […]
Impetigo
Saturday, November 28th, 2009Impetigo What is lmpetigo ? This is an acute superficial infection of the skin caused by bacteria. This infection is common in pre-school children and young adults. What are the signs of Impetigo ? The infection appears as skin blisters which later break down to become superficial sores with golden-yellow “stuck on” crusts on the […]
Hand eczema
Saturday, November 28th, 2009Dr Christophe Hsu – dermatologist. Geneva, Switzerland What is Hand Eczema ? Hand Eczema is a common skin condition affecting patients of all ages, especially young adults. It may be caused by Constitutional factors that is, an inherently sensitive skin. Irritation from too much exposure to wet work, detergents, oils and greases, solvents etc at […]
Hair loss (alopecia)
Saturday, November 28th, 2009Dr Christophe Hsu – dermatologist. Geneva, Switzerland Why do we lose hairs ? Normal hair grows in cycles and goes through 3 stages: A growing phase (anagen) A resting phase (catagen) A falling phase (telogen) At any time, it may be normal for a person to lose as many as 50 hairs a day and […]
Idiopathic guttate hypomelanosis
Saturday, November 28th, 2009Dr Christophe HSU – dermatologist. Geneva, Switzerland What is idiopathic guttate hypomelanosis (IGH) ? These are discrete porcelain-white spots measuring about 5mm in diameter. The lesions are localized on sun-exposed areas, more often on the forearms and shins. These spots are stable and do not tend to grow. Hairs located on the lesions are unaffected. […]
Fungal Infections Of The Skin (includes “foot rot”)
Saturday, November 28th, 2009Fungal Infections Of The Skin (includes “foot rot”) Dr Christophe Hsu – dermatologist. Geneva, Switzerland What is “Pityriasis (Tinea) Versicolor” It is made up of fine scaly white patches on the skin. It may appear on your face, neck, shoulders, arms, trunk or legs. These spots are active yeasts infecting your skin. The medical name […]
Freckles
Saturday, November 28th, 2009What are freckles? Freckles are pale brown spots less than 5 mm in diameter with poorly defined margins. They are first noticed during childhood and are common in fair-skinned individuals. Usually occurring on the face, they darken on sun exposure. They are caused by an increased amount of melanin in the pigment cells. The number […]
