Coal tar, or crude coal tar, is obtained through the destructive distillation of bituminous coal at extremely high temperatures. It is estimated that over 10,000 different ..read more

Dyshidrotic eczema, also known as pompholyx, is a chronic, recurrent, and often itchy skin condition that typically affects the palms of the hands, the sides of ..read more

Isocyanates are organic compounds extensively used in the production of polyurethane foams, resins, coatings, and adhesives. The most commonly produced isocyanates are 4,4′-diphenylmethane diisocyanate (MDI) and ..read more

Systemic steroids, commonly referred to as corticosteroids, are synthetic derivatives of cortisol, a natural steroid produced by the adrenal glands. These medications, whether taken orally or ..read more

Tinea manuum is a relatively rare dermatophyte infection that affects one or both hands. Although it is less commonly encountered than tinea pedis, which typically impacts ..read more

Sunburn is a condition characterized by erythema and oedema resulting from excessive exposure to the sun’s rays, specifically the ultraviolet (UV) radiation emitted by the sun ..read more

Psoriatic arthritis is a painful, inflammatory condition of the joints that can affect up to 30 percent of patients with psoriasis. The previous post focused on the prevalence, classification, causes, common symptoms, and diagnosis of psoriatic arthritis. This post will delve into the various treatment options available for managing this condition. Usually, a rheumatologist establishes and manages the diagnosis of Psoriatic arthritis, and a dermatologist comanages the skin symptoms of Psoriasis. There is about a 30% chance that patients with skin psoriasis will develop Psoriatic arth ..read more

Psoriatic arthritis is a painful, inflammatory condition of the joints that can affect up to 30 percent of patients with psoriasis. It has an incidence of approximately 6 per 100,000 per year and a prevalence of about 1–2 per 1,000 in the general population. Among patients with psoriasis, the prevalence of psoriatic arthritis ranges between 4 and 30 percent. In most cases, arthritis appears 10 years after the first signs of skin psoriasis, usually between the ages of 30 and 50. However, in approximately 13–17% of cases, arthritis precedes the skin disease. Both men and women are equally a ..read more

Melasma is a common acquired skin disorder characterized by bilateral, blotchy, brownish facial pigmentation. Previously known as chloasma—derived from the Greek word for “green”—the term melasma, meaning “brown skin,” is now preferred. Historically, it has also been referred to as the “mask of pregnancy.” Melasma is more prevalent in women than in men, typically appearing between the ages of 20 and 40. It is most common in individuals who tan easily or have naturally brown skin (Fitzpatrick skin phototypes III, IV), and less common in those with fair skin (Fitzpatrick types I, II) or black sk ..read more

Methotrexate is a medication used in low doses to treat inflammatory skin conditions such as psoriasis and eczema/dermatitis. It is also prescribed for rheumatoid arthritis, psoriatic arthritis, and increasingly, other inflammatory and autoimmune disorders (off-label). In much higher doses, it is used as a chemotherapy agent for leukaemia and some other forms of cancer. Methotrexate has been used in the treatment of moderate to severe psoriasis for many years. It is now used in suitable patients that have other extensive or troublesome skin conditions. These include: – Atopic de ..read more