Global Dermatology - Christophe HSU MD: Dermatologist; Dermatologue

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Global Dermatology - Christophe HSU MD: Dermatologist; Dermatologue

The Global Dermatology Practice offers clinical services and aims to complement the Global Dermatology Information Portal. Consultations in English.

Located in downtown Geneva behind the Mandarin Oriental Hotel, this dermatology centre is mainly designed to offer medical dermatology services to:
-the non-French speaking expatriate community in Geneva.
-those visiting Geneva. Access:
-By foot: a few minutes walk from Bel-Air (Cité).
-By car-parking: The best option is to park in the parking of the Mandarin Oriental Hotel and to walk up a fligh

t of stairs (one floor).
-By public transport: Stops Isaac Mercier (lines 7, 11 and 15) and Simon-Goulart (lines 11, 15 and 18). PS: We do not give medical advice to non-patients.

02/08/2026

Ichthyosis Vulgaris – A Common Inherited Dry Skin Condition [Link under comments]
-Ichthyosis Vulgaris is a common inherited skin condition that affects the skin's natural barrier, leading to dry, rough, and scaly skin. It often begins in early childhood and is most noticeable on the arms and legs.
-Many people with ichthyosis vulgaris also have associated conditions such as Atopic Dermatitis or Keratosis Pilaris.
-Although the condition is lifelong, it is not contagious and can usually be managed effectively. Regular use of moisturisers and treatments that help soften and remove excess scale can significantly improve symptoms.
-If dry, scaly skin is persistent or severe, a dermatological assessment can help confirm the diagnosis and recommend the most appropriate treatment. 🩺

26/07/2026

Hori’s Nevus – A Common Pigmentary Condition in Asians [Link under comments]
-Hori's Nevus is a benign pigmentary condition that is seen most commonly in people of Asian descent. It often develops in adulthood and may be mistaken for other causes of facial pigmentation, such as melasma or sun spots.
-It typically appears as blue-grey or brownish spots on the cheeks, usually affecting both sides of the face. Unlike melasma, Hori's nevus tends to persist without treatment.
-Making the correct diagnosis is important because treatment differs from other pigmentary disorders. While creams are often of limited benefit, laser treatment can produce excellent results in suitable patients.
-If you develop persistent facial pigmentation, a dermatological assessment can help determine the cause and the most appropriate treatment. 🩺

19/07/2026

Skin Diseases Related to Housework [Link under comments]
-Everyday household tasks can expose the skin to water, detergents, cleaning products, and other irritants, leading to a variety of skin problems—especially on the hands.

12/07/2026

Urticaria (Hives) – Sudden Itchy Welts [Link under comments]
-Urticaria is a common skin condition that causes itchy, raised welts (hives) which can appear anywhere on the body. Individual hives usually fade within a few hours, but new ones may continue to appear.
-Some people also develop Angioedema, a deeper swelling that commonly affects the lips, eyelids, or face. While this can look alarming, it is often temporary. However, swelling of the throat or difficulty breathing is a medical emergency and requires immediate attention.
-Hives can be triggered by allergies, infections, medications, certain foods, heat, cold, pressure, or may occur without an identifiable cause. When symptoms persist for more than six weeks, it is known as chronic urticaria.
-Treatment focuses on identifying possible triggers and controlling symptoms, most commonly with antihistamines. If hives are recurrent, severe, or associated with swelling of the face or breathing difficulties, prompt medical evaluation is essential. 🩺

07/07/2026

Hansen’s Disease (Leprosy) – An Overview [Link under comments]
-Hansen's Disease is a chronic bacterial infection caused by Mycobacterium leprae. Although uncommon today, it remains an important condition because early diagnosis and treatment can prevent permanent nerve damage and disability.
-The disease primarily affects the skin and peripheral nerves, causing patches of skin with reduced sensation, numbness, or weakness. Depending on the body's immune response, the skin changes may range from a few light-coloured patches to more widespread skin involvement.
-Hansen's disease is not highly contagious, and prolonged close contact is usually required for transmission. It is curable with a combination of antibiotics, and early treatment greatly reduces the risk of complications.

02/07/2026

Hand Eczema – Protecting Your Skin [Link under comments]
-Hand Eczema is a common form of eczema that causes dry, red, itchy, cracked, or painful skin on the hands. It can affect people of all ages and is especially common in those whose hands are frequently exposed to water or irritants.
-Common triggers include repeated contact with soaps, detergents, cleaning products, chemicals, and frequent handwashing. Some people also have allergies to specific substances or naturally sensitive skin that makes them more prone to hand eczema.
-The condition is not contagious and is not caused by food.
-Treatment focuses on restoring the skin barrier with moisturisers, reducing inflammation with prescribed creams when needed, and avoiding triggers. Wearing protective gloves for wet work and moisturising regularly can help prevent flare-ups.
-If hand eczema is persistent or recurrent, a dermatologist may recommend allergy testing to identify possible triggers. 🩺🧴

21/06/2026

Hair Loss (Alopecia) – Understanding the Causes [Link under comments]
-Hair loss is a common concern affecting both men and women. While it is normal to shed some hair every day, excessive hair loss may lead to noticeable thinning or bald patches.

There are many possible causes of hair loss, including:
•⁠ ⁠Androgenetic Alopecia – the most common cause, often related to age, hormones, and genetics
•⁠ ⁠Alopecia Areata – sudden patchy hair loss
•⁠ ⁠temporary shedding after illness, childbirth, stress, or significant weight loss
•⁠ ⁠nutritional deficiencies and thyroid disorders
•⁠ ⁠scalp infections or inflammatory scalp conditions
•⁠ ⁠certain medications and hairstyles that place excessive tension on the hair

-Because treatment depends on the underlying cause, persistent or excessive hair loss should be evaluated by a doctor. Early assessment can help identify reversible causes and improve treatment outcomes. 🩺💇‍♀️💇‍♂️

15/06/2026

Fungal Infections of the Skin [Link under comments]
-Fungal infections are common skin conditions that thrive in warm, moist environments. They can affect the skin, scalp, nails, and skin folds, causing itching, scaling, discoloration, and discomfort.

Common examples include:
• Pityriasis Versicolor – fine scaly white or brown patches on the skin
• Tinea Corporis – ring-shaped, scaly red patches
• Tinea Pedis – scaling, peeling, and itching between the toes
• Candidiasis – a red, itchy rash that commonly affects skin folds and the ge***al area

-Good hygiene, keeping the skin dry, and avoiding sharing personal items can help prevent infection. Most fungal infections respond well to antifungal treatments, especially when diagnosed early. 🩺

09/06/2026

Freckles – A Common Sun-Related Skin Feature [Link under comments]
-Freckles are small, light-brown spots that commonly appear on the face and other sun-exposed areas of the skin. They are often first noticed during childhood and are especially common in people with fair skin.
-Freckles become darker with sun exposure and tend to fade when sun exposure is reduced. They are caused by an increase in skin pigment (melanin), not by an increase in the number of pigment-producing cells.
-Freckles are completely harmless and do not require treatment. However, regular sun protection, including sunscreen and protective clothing, can help prevent them from becoming darker or more noticeable.
-If you notice any pigmented spot that is changing in size, shape, or colour, it is important to have it assessed by a doctor. ☀️🩺

02/06/2026

Folliculitis, Boils and Carbuncles [Link under comments]
-Folliculitis is a common bacterial infection of the hair follicles (hair pores). It usually appears as small red bumps or pus-filled spots around hairs and can occur on the scalp, face, trunk, or limbs.
-When the infection extends deeper into a single hair follicle, it forms a boil (furuncle)—a painful, swollen lump filled with pus. When several neighbouring follicles become infected and join together, a larger and more serious infection called a carbuncle can develop.
-Carbuncles are often painful and may occur more frequently in people with conditions such as Diabetes Mellitus.
-Most mild cases of folliculitis respond well to topical treatments, while larger boils and carbuncles may require antibiotics or drainage. Early treatment helps prevent complications and spread of infection. 🩺

Adresse

Boulevard James Fazy 4
Geneva
1201

Webseite

http://genevadermatology.ch/

Benachrichtigungen

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