Dr Gerard Ee

The pathophysiology of eczema, also known as atopic dermatitis, is a complex and multifactorial process involving genetic, immunological, and environmental factors. The exact cause of eczema is not fully understood, but it is believed to result from a combination of: Genetic Predisposition: There is a strong genetic component to eczema. Individuals with a family history of eczema or other atopic diseases (such as asthma and hay fever) are more likely to develop eczema. Skin Barrier Dysfunction: People with eczema often have an impaired skin barrier, which leads to increased transepidermal water loss (TEWL) and dry, sensitive skin. The weakened skin

Sublingual immunotherapy (SLIT) is a treatment option for allergic rhinitis, a condition characterized by inflammation of the nasal passages due to an allergic reaction to certain allergens such as pollen, dust mites, or pet dander. SLIT involves placing allergenic extracts under the tongue, where they are absorbed by the oral mucosa, leading to desensitization of the immune system to specific allergens.   Here's a step-by-step overview of how SLIT is typically used to treat allergic rhinitis: Diagnosis: First, an allergist or immunologist evaluates the patient's symptoms, medical history, and performs allergy testing to identify the specific allergens triggering the allergic

Hyperhidrosis is a condition characterized by excessive sweating, which can occur in any part of the body, but most commonly affects the underarms, palms, and soles of the feet. The exact cause of hyperhidrosis is not well understood, but it is thought to be related to overactivity of the sympathetic nervous system, which controls the sweat glands. The sympathetic nervous system is activated during times of stress or emotional arousal, leading to an increase in sweat production. In individuals with hyperhidrosis, the sympathetic nervous system is excessively active even during times of normal activity or rest, resulting in excessive sweating.

Calcipotriol, also known as calcipotriene, is a synthetic vitamin D analog used in the treatment of various skin disorders. It has a chemical structure similar to that of 1,25-dihydroxyvitamin D3, which is the active form of vitamin D3 in the body. Calcipotriol was first introduced in 1991 and has since become an important drug in dermatology. Mechanism of action: Calcipotriol exerts its therapeutic effects by binding to the vitamin D receptor (VDR) on the surface of target cells. This complex then translocates to the nucleus, where it regulates the expression of various genes involved in cell differentiation, proliferation, and immune

Cafe au lait spots are light brown or tan-colored macules that can be found on the skin of some individuals. They are relatively common and can be seen in many different populations. While they are generally considered to be harmless, they can sometimes cause cosmetic concern, especially if they are located in visible areas such as the face or arms. In this article, we will discuss the pathophysiology of cafe au lait spots and various management options, including Pico laser therapy.   Pathophysiology of cafe au lait spots The pathophysiology of cafe au lait spots is not fully understood. They

Angiokeratomas of Fordyce are benign, benign vascular tumors that typically appear on the scrotum, shaft of the penis, labia majora, or oral mucosa in adults. They are caused by dilated blood vessels in the upper dermis, and are characterized by red to purple papules that vary in size from 1-3mm. They may appear alone or in clusters, and can have a smooth or scaly surface. Patients with Angiokeratomas of Fordyce may not have any symptoms, but some may experience itching or discomfort. They are not associated with any underlying systemic diseases and are not malignant. Management options for angiokeratomas of