Ungual seborrheic keratosis. Bon-Mardion M, Poulalhon N, Balme B, Thomas L. J Eur Acad Dermatol Venereol. 2010 Sep;24(9):1102-4. Seborrheic (seborrhoeic) keratosis (SK) is seen almost daily by dermatologists and is the most common benign tumour (whether it be in the skin or not). It is a brownish “stuck on papule” initially smooth becoming darker and…
Lasers Used to Treat them (For Professionals) Type of Scar and Corresponding treatment: Atrophic Scars ( en pic à glace(Icepick), rolling and boxcar scars): ablative laser (CO2 laser 10600nm, Erbium YAG 2940nm): most effective, but carries the highest risk of scarring and dyschromia. Not effective for treating sebaceous hyperplasia. fractional laser (Fractional Co2 and Erbium):…
Ageing (Aging): Observations and Solutions (For professionals) “With advancing age, skin functions deteriorate due to structural and morphologic changes. In particular, changes in skin barrier integrity, immune function, and nervous system occur, resulting in an incresaed prevalence of certain diseases. As the elderly population is rapidly increasing throughout the world, awareness of these diseases and…
Cutaneous Reactions to Anti EGF Drugs and Management (For professionals) Examples of Anti-EGF drugs: Cetuximab (e.g. Erbitux): used in the treatment of Colorectal cancer. Gefitinib (e.g. Iressa): used in the treatment of Lung Cancer Erlotinib (e.g Tarceva): used in the treatment of small-cell Lung cancer, Pancreatic cancers and other cancers What is a typical reaction…
Colouring the Skin (For Professionals) “Leukoderma encompasses a variety of conditions that arise from perturbations of melanocyte function or disappearance of melanocytes. Although leukoderma does not cause physical disabilities, the psychosocial embarrassement it presents can be tremendous, especially if it is present on exposed parts of the body, such as the face, neck or limbs.…
Melasma: Does anything apart from creams work ? (For Professionals) “Melasma continues to be a challenge for treatment. Topical treatment remains the cornerstone for the management of melasma. Melasma usually does not respond completely to any single treatment. Avoidance of aggravating factors (e.g. sun, UVL and hormones (oral contraceptive pills/hormone replacement therapy) are important in…
Lichenoid Dermatoses Induced by Phototherapy (For Professionals) Mandy WM CHAN, Joyce SS Lee, Colin TS THENG, SH CHUA, BH ONG, Hazel H OON. Narrowband UVB-induced Lichen Planus Pemphigoides National SKin Centre, Singapore “Lichen Planus Pemphigoides (LPP) is a rare acquired autoimmune disease characterized by the evolution of subepidermal blisters on normal skin and that affected…
Association of melanoma and papillary thyroid cancer (For Professionals) Claire KOH, Martin TW CHIO, Hazel H OON. Cutaneous Melanoma associated with Papillary Thyroid Cancer National Skin Centre, Singapore “The risk of melanoma patients developing second primary cancers has been studied with increasing interest due to improved survival rates of patients with melanomas. Recent studies have…
A Mutation in Acroangiodermatitis (Pseudo-Kaposi) (For Professionals) “Abstract: Acroangiodermatitis of Mali is a dermatologic condition of kaposiform skin lesions that has been associated with chronic venous insufficiency. We report a case of a 28 year-old Chinese man with acroangiodermatitis which coexisted with chronic lower limb deep vein thrombosis. Investigations revealed protein C deficiency and a…
Indications of Laser Treatment (For Professionals) Indications according to pathology: Freckles (Ephelides) 1st choice: IPL (intense pulsed light) 2nd choice: Pigmentary laser (532nm). It is important to know that this wavelength carries a higher risk of postinflammatory hyperpigmentation, but that the risk of scarring is very low. Lentigenes / Solar Lentigo 1st choice: pigmentary laser…
