cortisone

Topical steroids (part 2 of 2)

In this 2 part series we are investigating topical steroids, as well as topical steroid withdrawal. In our previous article, Part 1, we discussed what it is, how it works, in what forms it is available, what it is used for and how to use it. In this article, Part 2, we will discuss the dangers of overuse. TSW – Topical Steroid Withdrawal The term “topical steroid withdrawal” (also referred to as topical steroid addiction, steroid withdrawal syndrome or red skin syndrome) refers to a constellation of symptoms that may emerge in the days and weeks after a person stops the use of topical corticosteroids. Due to a lack of research and no clear diagnostic criteria, it’s not yet known what amount of steroid use causes TSW, how many people have the condition and what percentage of people using topical steroids may develop it. However, according to a systematic review of topical corticosteroid withdrawal published in the Journal of the American Academy of Dermatology and initiated by National Eczema Association (NEA): “TSW is more commonly seen in adult women who apply mid- or high potency topical corticosteroids to the face or genital region. The condition seems to be associated with more prolonged use of daily topical steroids, topical corticosteroids to more sensitive areas or use of topical steroids without tapering or periodic breaks.” The first description of the condition occurred in 1979. A systematic review (meta-analysis) in accordance with evidence-based medicine frameworks and current research standards for clinical decision-making was performed in 2016 and was republished with updates in 2020. What is topical corticosteroid withdrawal? Topical corticosteroid withdrawal refers to a rare adverse reaction relating to the use of a topical steroid after it has been discontinued. It can occur after prolonged, inappropriate, and/or frequent use/abuse of moderate- to high-potency topical corticosteroids. Most reports of side effects follow the prolonged use of an unnecessarily potent topical steroid for conditions not warranting such strong treatments. There are two distinct clinical presentations of topical steroid withdrawal: How does TSW develop? Topical steroid withdrawal, also known as red burning skin and steroid dermatitis, has been reported in people who apply topical steroids daily for 2 weeks or longer and then discontinue use. Symptoms affect the skin and include redness, a burning sensation, and itchiness, which may then be followed by peeling. It appears to be a specific adverse effect of topical corticosteroid use. People with atopic dermatitis are most at risk. First signs of over-use Topical steroid addiction (TSA) is characterised by uncontrollable, spreading dermatitis and worsening skin inflammation, which requires a stronger topical steroid to get the same result as the first prescription. This cycle is known as steroid addiction syndrome. When topical steroid medication is stopped, the skin experiences redness, burning, a deep and uncontrollable itch, scabs, hot skin, swelling, hives and/or oozing for a length of time. After the withdrawal period is over, the atopic dermatitis can cease or is less severe than it was before. Topical steroid addiction has also been reported in the male scrotum area. Other symptoms include nerve pain, insomnia, excessive sweating, anxiety, severe depression, fatigue, eye problems, and frequent infections. Signs include the following: Although it may even be prescribed for these conditions, a topical steroid can cause, aggravate or mask skin infections such as impetigo, tinea, herpes simplex, malassezia folliculitis and molluscum contagiosum. When used correctly, in appropriate doses and potency, for short periods of time, along with preventative treatment measures, topical steroids remains the first-line treatment for infected eczema. When is it dangerous Stinging frequently occurs when a topical steroid is first applied, due to underlying inflammation and broken skin. Contact allergy to the steroid molecule, preservative or vehicle is uncommon, but it may occur after the first application of the product or even after many years of regular or intermittent use. To prevent tachyphylaxis, a topical steroid is often prescribed to be used on a week on, week off routine. Some recommend using the topical steroid for 3 consecutive days on, followed by 4 consecutive days off. However, even with the break in use, long-term use of topical steroids can lead to secondary infection with fungus or bacteria (see tinea incognito), skin atrophy, telangiectasia (prominent blood vessels), skin bruising and fragility. More serious side effects Hypothalamic–pituitary–adrenal axis (HPA) suppression Cushing’s syndrome Ocular effects: Topical steroid drops are frequently used after eye surgery but can also raise intraocular pressure (IOP) and increase the risk of glaucoma, cataract, retinopathy as well as systemic adverse effects. Tachyphylaxis: The acute development of tolerance to the action of a drug after repeated doses. Significant tachyphylaxis can occur by day 4 of therapy. Recovery usually occurs after 3 to 4 days’ rest. This has led to therapies such as 3 days on, 4 days off; or one week on therapy, and one week off therapy. Other local adverse effects: These include facial hypertrichosis, folliculitis, miliaria, genital ulcers, and granuloma gluteale infantum. Long-term use has resulted in Norwegian scabies, Kaposi’s sarcoma, and other unusual dermatosis. What are the clinical features of topical corticosteroid withdrawal? One of the difficulties is determining whether the skin reaction observed is due to the stopping of topical corticosteroids, or is simply a worsening of the underlying skin disease for which the topical steroids had been prescribed. Complications of topical corticosteroid withdrawal Patients with red burning skin after topical corticosteroid withdrawal may be distressed by the intensity of itch, lack of sleep, and difficulty in treatment. They may also develop secondary infection. How is topical corticosteroid withdrawal diagnosed? The definition of topical corticosteroid withdrawal requires the following features to be present: Skin biopsy is generally unhelpful to distinguish from a flare of the underlying skin disorder as the histopathology overlaps. Patch testing may identify some cases of contact allergy to the topical agents being applied to the skin, eg topical corticosteroid or other topical medications, moisturisers, cosmetics.   What is the treatment for topical corticosteroid withdrawal? There is no agreed treatment for topical corticosteroid withdrawal, apart from ceasing the topical corticosteroid. However whether this should be tapered or abrupt has not been determined. Japanese reports suggest there is minimal difference in the outcome, so the recommendation is immediate cessation. A tapering course of oral steroids is helpful, as the addiction appears to relate only to the use of topical corticosteroids. Oral tetracyclines and low-dose isotretinoin have been used in steroid rosacea and perioral/periorificial dermatitis. Supportive measures such as cold compresses and psychological support are often recommended. Prevention or treatment of secondary infection may require oral antibiotics. 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Topical steroids (part 1 of 2)

In this 2 part series we are investigating topical steroids. In our previous article, Part 1, we discussed what it is, how it works, in what forms it is available, what it is used for and how to use it. In this article, Part 2, we will discuss the dangers of overuse. What is it Corticosteroid hormones are naturally occurring hormones produced by the adrenal glands within the body. Topical corticosteroids are synthetic (man-made), and it is a type of anti-inflammatory drug, that suppresses the immune response and are classified based on their skin vasoconstrictive abilities. Topical steroids are the topical forms of corticosteroids. It is also called glucocorticosteroids, and cortisone. Corticosteroids were first made available for general use around 1950. Topical steroids are the most commonly prescribed topical medications for the treatment of rash, eczema, and dermatitis. It is used based on the potency, area of the body where it will be applied, and type of skin condition being treated. This medication is available in creams, ointments, solutions and various other forms. How does it work? Topical corticosteroids work through different mechanisms: Forms of the medication: Creams are better for skin that is moist and weepy. Ointments are thicker and greasier, and are better for dry or flaky areas of skin. The strength of the products range from 0.1% (1mg of hydrocortisone in each gram) to 2.5% (25mg of hydrocortisone in each gram). Pharmacies sell hydrocortisone skin cream up to a maximum 1% strength. There is a stronger hydrocortisone cream called hydrocortisone butyrate. However, this is only available with a prescription. Sometimes hydrocortisone is mixed with antimicrobials (chemicals that kill germs). This is used to treat skin problems caused by bacterial or fungal infections. As a general rule, the weakest possible steroid that will do the job, whould be used. Sometimes, It is appropriate to use a potent preparation for a short time to ensure the skin condition clears completely.  What is it used for Corticosteroids is used to treat a variety of skin conditions: insect bites, poison oak/ivy, eczema, dermatitis, allergies, rash, itching of the outer female genitals, anal itching. However, it can make some skin problems worse like impetigo, rosacea and acne. Hydrocortisone skin treatments should only be used on children under 10 years old if a doctor recommends it. Creams you can buy are not supposed to be used on the eyes, around the bottom or genitals, or on broken or infected skin. How to use it Unless instructed otherwise by your doctor, follow the directions on the patient information leaflet that comes with the medicine. This will give details of how much to apply and how often. The use of the finger tip unit may be helpful in guiding how much topical steroid is required to cover different areas of the body. Topical steroid is applied once daily (usually at night) to inflamed skin.  Most people only need to use the medicine once or twice a day for 1 to 2 weeks. Occasionally a doctor may suggest using it less frequently over a longer period of time, after that, it is usually stopped, or the strength or frequency of application is reduced. The medicine should only be applied to affected areas of skin by gently applying a smooth, thin layer onto your skin in the direction the hair grows. If you’re using both topical corticosteroids and emollients, you should apply the emollient first. Then wait about 30 minutes before applying the topical corticosteroid. Infection may need additional treatment. Topical steroids should not be used for longer periods than prescribed by your doctor or indicated on the leaflet. Overuse can lead to the development of serious medical conditions. In our next article, we will discuss the dangers of overuse of topical steroids. References:

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