Tattoos

A tattoo is created by injecting ink into the dermis (the second layer of skin) to incorporate a form of skin decoration. Tattooing is practiced worldwide and has often been a part of cultural or religious rituals. In Western societies today, tattooing has re-emerged as a popular form of self-decoration.

Technically, a tattoo is a series of puncture wounds. An electric device uses a sterilized needle and tubes to penetrate to a deeper layer of skin and inject ink into the opening it creates. The tattoo machine moves the needle up and down between 50 and 3,000 times per minute. The machine’s operator, a tattoo artist, will use a flash or stencil of the design you select. Typically the design is outlined in black, shading is filled in and then solid areas of color are completed.

Any puncture wound is susceptible to bacterial or viral infection, which is why it is imperative that you work with a licensed tattoo artist who adheres to stringent infection control standards. Single-use needles and disposable materials should be used in conjunction with sterile procedures, such as the artist wearing latex gloves, cleaning the affected area after each stage of tattooing and using an autoclave to sterilize any materials or equipment that is re-used.

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After the tattooing is completed, it is important to care for the damaged skin until it fully heals. Keep a bandage on the area for at least the first 24 hours. Wash the tattoo with antibacterial soap once daily and gently pat it dry. Avoid touching the tattoo and don’t pick at the scabs as they form. You can also use an antibiotic ointment to help prevent infection. Do not use petroleum jelly because it may cause fading. If you experience redness or swelling, put ice on the tattoo. Keep your tattoo away from water and out of the sun until it has completely healed.

Complications from tattoos generally involve either an infection or an allergic reaction to the ink. If you have a skin condition, like eczema, you should probably avoid getting any tattoo.

Tattoo Removal

A tattoo is designed to last for a lifetime. However, if your feelings about a tattoo change over time, there is a laser removal technology. The process tends to be expensive, requires multiple visits and can be painful. Essentially, the laser’s energy is aimed at pigments in the tattoo. The laser emits short zaps of targeted light that reach the deeper layers of the skin. This stimulates the body’s immune system to remove the pigment. It is critical that the procedure be handled in a sterile manner in order to prevent infection. Home care following laser removal treatments is similar to the care recommended for getting a tattoo.

Tanning Beds and Tanning Booths

According to the American Academy of Dermatology and the U.S. Department of Health and Human Services, ultraviolet (UV) radiation from tanning beds, tanning booths and sun lamps are known carcinogens (cancer-causing substances). Exposure to UV radiation during indoor tanning has been proven to increase the risk of all skin cancers, including melanomas, squamous cell carcinomas and basal cell carcinomas. In fact, the risk of melanoma increases by 75 percent when indoor tanning devices are used before the age of 30. The UV radiation during indoor tanning also leads to skin aging, hyper – and hypopigmentation, immune suppression and eye damage, such as cataracts.

Therefore, the use of tanning beds, tanning booths and sun lamps is not recommended by dermatologists.

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Psoriasis

Psoriasis is a skin condition that creates red patches of skin with white, flaky scales. It most commonly occurs on the elbows, knees and trunk, but can appear anywhere on the body. The first episode usually strikes between the ages of 15 and 35. It is a chronic condition that will then cycle through flare-ups and remissions throughout the rest of the patient’s life. Psoriasis affects as many as 7.5 million people in the United States. About 20,000 children under age 10 have been diagnosed with psoriasis.

In normal skin, skin cells live for about 28 days and then are shed from the outermost layer of the skin. With psoriasis, the immune system sends a faulty signal which speeds up the growth cycle of skin cells. Skin cells mature in a matter of 3 to 6 days. The pace is so rapid that the body is unable to shed the dead cells, and patches of raised red skin covered by scaly, white flakes form on the skin.

Psoriasis is a genetic disease (it runs in families), but is not contagious. There is no known cure or method of prevention. Treatment aims to minimize the symptoms and speed healing.

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Types of Psoriasis

There are five distinct types of psoriasis:

  • Plaque Psoriasis (Psoriasis Vulgaris)  About 80% of all psoriasis sufferers get this form of the disease. It is typically found on the elbows, knees, scalp and lower back. It classically appears as inflamed, red lesions covered by silvery-white scales.
  • Guttate Psoriasis This form of psoriasis appears as small red dot-like spots, usually on the trunk or limbs. It occurs most frequently among children and young adults. Guttate psoriasis comes on suddenly, often in response to some other health problem or environmental trigger, such as strep throat, tonsillitis, stress or injury to the skin.
  • Inverse Psoriasis This type of psoriasis appears as bright red lesions that are smooth and shiny. It is usually found in the armpits, groin, under the breasts and in skin folds around the genitals and buttocks.
  • Pustular Psoriasis  Pustular psoriasis looks like white blisters filled with pus surrounded by red skin. It can appear in a limited area of the skin or all over the body. The pus is made up of white blood cells and is not infectious. Triggers for pustular psoriasis include overexposure to ultraviolet radiation, irritating topical treatments, stress, infections and sudden withdrawal from systemic (treating the whole body) medications.
  • Erythrodermic Psoriasis One of the most inflamed forms of psoriasis, erythrodermic psoriasis looks like fiery, red skin covering large areas of the body that shed in white sheets instead of flakes. This form of psoriasis is usually very itchy and may cause some pain. Triggers for erythrodermic psoriasis include severe sunburn, infection, pneumonia, medications or abrupt withdrawal of systemic psoriasis treatment.

People who have psoriasis are at greater risk for contracting other health problems, such as heart disease, inflammatory bowel disease and diabetes. It has also been linked to a higher incidence of cardiovascular disease, hypertension, cancer, depression, obesity and other immune-related conditions.

Psoriasis triggers are specific to each person. Some common triggers include stress, injury to the skin, medication allergies, diet and weather.

Treatment

Psoriasis is classified as Mild to Moderate when it covers 3% to 10% of the body and Moderate to Severe when it covers more than 10% of the body. The severity of the disease impacts the choice of treatments.

Mild to Moderate Psoriasis

Mild to moderate psoriasis can generally be treated at home using a combination of three key strategies: over-the-counter medications, prescription topical treatments and light therapy/phototherapy.

Over-the-Counter Medications

The U.S. Food and Drug Administration has approved of two active ingredients for the treatment of psoriasis: salicylic acid, which works by causing the outer layer to shed, and coal tar, which slows the rapid growth of cells. Other over-the-counter treatments include:

  • Scale lifters that help loosen and remove scales so that medicine can reach the lesions.
  • Bath solutions, like oilated oatmeal, Epsom salts or Dead Sea salts that remove scaling and relieve itching.
  • Occlusion, in which areas where topical treatments have been applied are covered to improve absorption and effectiveness.
  • Anti-itch preparations, such as calamine lotion or hydrocortisone creams.
  • Moisturizers designed to keep the skin lubricated, reduce redness and itchiness and promote healing.

Prescription Topical Treatments

Prescription topicals focus on slowing down the growth of skin cells and reducing any inflammation. They include:

  • Anthralin, used to reduce the growth of skin cells associated with plaque.
  • Calcipotriene, that slows cell growth, flattens lesions and removes scales. It is also used to treat psoriasis of the scalp and nails.
  • Calcipotriene and Betamethasone Dipropionate. In addition to slowing down cell growth, flattening lesions and removing scales, this treatment helps reduce the itch and inflammation associated with psoriasis.
  • Calcitriol, an active form of vitamin D3 that helps control excessive skin cell production.
  • Tazarotene, a topical retinoid used to slow cell growth.
  • Topical steroids, the most commonly prescribed medication for treating psoriasis. Topical steroids fight inflammation and reduce the swelling and redness of lesions.

Light Therapy/Phototherapy

Controlled exposure of skin to ultraviolet light has been a successful treatment for some forms of psoriasis. Three primary light sources are used:

  • Sunshine (both UVA and UVB rays). Sunshine can help alleviate the symptoms of psoriasis, but must be used with careful monitoring to ensure that no other skin damage takes place. It is advised that exposure to sunshine be in controlled, short bursts.
  • Excimer lasers. These devices are used to target specific areas of psoriasis. The laser emits a high-intensity beam of UVB directly onto the psoriasis plaque. It generally takes between 4 and 10 treatments to see a tangible improvement.
  • Pulse dye lasers. Similar to the excimer laser, a pulse dye laser uses a different wavelength of UVB light. In addition to treating smaller areas of psoriasis, it destroys the blood vessels that contribute to the formation of lesions. It generally takes about 4 to 6 sessions to clear up a small area with a lesion.

Moderate to Severe Psoriasis

Treatments for moderate to severe psoriasis include prescription medications, biologics and light therapy/phototherapy.

Oral medications. This includes acitretin, cyclosporine and methotrexate. Your doctor will recommend the best oral medication based on the location, type and severity of your condition.

Biologics. A new classification of injectable drugs, biologics are designed to suppress the immune system. These tend to be very expensive and have many side effects, so they are generally reserved for the most severe cases.

Light Therapy/Phototherapy. Controlled exposure of skin to ultraviolet light has been a successful treatment for some forms of psoriasis. Two primary light sources are used:

  • Sunshine (both UVA and UVB rays). Sunshine can help alleviate the symptoms of psoriasis, but must be used with careful monitoring to ensure that no other skin damage takes place. It is advised that exposure to sunshine be limited to controlled, short bursts.
  • PUVA. This treatment combines a photosensitizing drug (psoralens) with UVA light exposure. This treatment takes several weeks to produce the desired result. In some severe cases, phototherapy using UVB light may lead to better results.

Diabetes-Related Skin Conditions

It is estimated that about one-third of people with diabetes will have a skin disorder at some time in their lives caused by the disease. Diabetics are more susceptible to bacterial and fungal infections; allergic reactions to medications, insect bites or foods; dry itchy skin as a result of poor blood circulation; and infections from foot injuries for people with neuropathy.

There are a number of diabetes-specific skin conditions:

Acanthosis Nigricans. A slowly progressing skin condition, which turns some areas of skin, usually in the folds or creases, into dark, thick and velvet-textured skin. Acanthosis nigricans often precedes the diagnosis of diabetes. It is sometimes inherited, but is usually triggered by high insulin levels. It can occur at any age and usually strikes people who are obese. There is no treatment for the condition except to reduce insulin levels. Prescription creams may help lighten the affected area.

Diabetic Blisters. Rare blisters that appear on the hands, toes, feet or forearms that are thought to be caused by diabetic neuropathy.

Diabetic Dermopathy. Round, brown or purple scaly patches that most frequently appear on the front of the legs (most often the shins) and look like age spots. They are caused by changes in small blood vessels. Diabetic dermopathy occurs more often in people who have suffered from diabetes for decades. They are harmless, requiring no medical intervention, but they are slow to heal.

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Digital Sclerosis. This condition appears as thick, waxy and tight skin on toes, fingers and hands, which can cause stiffness in the digits. Getting blood glucose levels back to normal helps alleviate this skin condition.

Disseminated Granuloma Annulare. A red or reddish-brown rash that forms a bull’s eye on the skin, usually on the fingers, toes or ears. While not serious, it is advised that you talk to your dermatologist about taking steroid medications to make the rash go away.

Eruptive Xanthomatosis. A pea-like enlargement in the skin with a red halo that itches. It most frequently appears on the hands, feet, arms, legs or buttocks. It is often a response to high triglycerides. Keeping blood glucose levels in the normal range helps this condition subside.

Necrobiosis Lipoidica Diabeticorum. This condition is similar to diabetic dermopathy, but the spots are larger, fewer, deeper in the skin and have a shiny porcelain-like appearance. It is often itchy or painful. It goes through cycles of being active and inactive. It is caused by changes in collagen and fat underneath the skin. Women are three times more likely to get this condition than are men. Typically, topical steroids are used to treat necrobiosis lipoidica diabeticorum. In more severe cases, cortisone injections may be required.

Vitiligo. Vitiligo refers to the development of white patches anywhere on the skin. It usually affects areas of skin that have been exposed to sun. It also appears in body folds, near moles or at the site of previous skin injury. The condition is permanent and there is no known cure or prevention. However, there are some treatments that can be used to improve the appearance of the skin, such as steroid creams and ultraviolet light therapy.

Pregnancy-Related Skin Conditions

Although less common, there are a few skin conditions related to pregnancy:

PUPPP (Pruritic Uticarial Papules and Plaques of Pregnancy)

This condition occurs in roughly one percent of pregnant women. It is characterized by itchy red bumps and hive-like rashes that usually appear on the belly or around stretch marks. The rash may spread to the arms, legs, breasts or buttocks. PUPPP usually begins in the third trimester of pregnancy. It is harmless, but the itchiness can be severe. There is no known cause for the condition. Treatment typically includes the use of topical ointments, antihistamines and, in more severe cases, oral steroids to help alleviate the itch. PUPPP usually disappears a few days after the baby’s birth.

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Prurigo of Pregnancy (Papular Eruptions of Pregnancy)

A rare skin condition that can occur anywhere on the body. Prurigo looks like a collection of bug bites. Its onset is usually not before the third trimester and it typically lasts up to three months after delivery. The condition is harmless to mother and baby. Like PUPPP, it is generally treated with topical ointments, oral medications, antihistamines or steroids.

Pemphigold Gestationis (Herpes Gestationis)

This extremely rare condition starts as a hive-like rash, which turns into large blistering lesions. It usually begins on the abdomen and spreads to the mother’s arms and legs. It causes severe itchiness. It typically begins in either the second or third trimester. It may also come and go intermittently throughout a pregnancy. Pemphigold gestationis is associated with an increased risk for pre-term delivery and fetal health issues. If you suspect you may have this condition, seek immediate medical attention.

Acne

Acne is the most frequent skin condition in the United States. It is characterized by pimples that appear on the face, back and chest. Every year, about 80% of adolescents have some form of acne and about 5% of adults experience acne.

Acne is made up of two types of blemishes:

  • Whiteheads/Blackheads, also known as comedones, are non-inflammatory and appear more on the face and shoulders. As long as they remain uninfected, they are unlikely to lead to scarring.
  • Red Pustules or Papules are inflamed pores that fill with pus. These can lead to scarring.

Causes

In normal skin, oil glands under the skin, known as sebaceous glands, produce an oily substance called sebum. The sebum moves from the bottom to the top of each hair follicle and then spills out onto the surface of the skin, taking with it sloughed-off skin cells. With acne, the structure through which the sebum flows gets plugged up. This blockage traps sebum and sloughed-off cells below the skin, preventing them from being released onto the skin’s surface. If the pore’s opening is fully blocked, this produces a whitehead. If the pore’s opening is open, this produces blackheads. When either a whitehead or blackhead becomes inflammed, they can become red pustules or papules.

It is important for patients not to pick or scratch at individual lesions because it can make them inflamed and can lead to long-term scarring.

Treatment

Treating acne is a relatively slow process; there is no overnight remedy. Some treatments include:

  • Benzoyl Peroxide – Used in mild cases of acne, benzoyl peroxide reduces the blockages in the hair follicles.
  • Oral and Topical Antibiotics – Used to treat any infection in the pores.
  • Hormonal Treatments – Can be used for adult women with hormonally induced acne.
  • Tretinoin – A derivative of Vitamin A, tretinoin helps unplug the blocked-up material in whiteheads/blackheads. It has become a mainstay in the treatment of acne.
  • Extraction– Removal of whiteheads and blackheads using a small metal instrument that is centered on the comedone and pushed down, extruding the blocked pore.

Eczema (Dermatitis)

Eczema is a general term used to describe an inflammation of the skin. In fact, eczema is a series of chronic skin conditions that produce itchy rashes; scaly, dry and leathery areas; skin redness; or inflammation around blisters. It can be located anywhere on the body, but most frequently appears in the creases on the face, arms and legs. Itchiness is the key characteristic and symptom of eczema. When scratched, the lesions may begin to ooze and get crusted. Over time, painful cracks in the scaly, leathery tissue can form.

Eczema affects people of all races, genders and ages. It is thought to be hereditary and is not contagious. The cause of eczema remains unknown, but it usually has physical, environmental or lifestyle triggers. Coming into contact with a trigger, such as wind or an allergy-producing fabric, launches the rash and inflammation. Although it is possible to get eczema only once, the majority of cases are chronic and are characterized by intermittent flare-ups throughout a person’s life.

For mild cases, over-the-counter topical creams and antihistamines can relieve the itching. In persistent cases, a dermatologist will likely prescribe stronger medicine, such as steroid creams, oral steroids (corticosteroids), antibiotic pills or antifungal creams to treat any potential infection.

The best form of prevention is to identify and remove the trigger. You should also use mild cleansers and keep your skin well moisturized at all times. Also avoid scratching the rash (which can lead to infection) and situations that make you sweat, such as strenuous exercise.

Leading Types of Eczema

Eczema takes on different forms depending on the nature of the trigger and the location of the rash. While they all share some common symptoms – like itchiness – there are differences. Following are some of the most common types of eczema.

Atopic Dermatitis

The most frequent form of eczema, atopic dermatitis is thought to be caused by abnormal functioning of the body’s immune system. It is characterized by itchy, inflamed skin. Atopic dermatitis tends to run in families. About two-thirds of the people who develop this form of eczema do so before the age of one. Atopic dermatitis generally flares up and recedes intermittently throughout the patient’s life.

Contact Dermatitis

Contact dermatitis is caused when the skin comes into contact with an allergy-producing agent or an irritant, such as chemicals. Finding the triggering allergen is important to treatment and prevention. Allergens can be things like laundry detergent, cosmetics, jewelry, fabrics, perfume, diapers and poison ivy or poison sumac.

Dyshidrotic Dermatitis

This type of eczema strikes the palms of the hands and soles of the feet. It produces clear, deep blisters that itch and burn. Dyshidrotic dermatitis occurs most frequently during the summer months and in warm climates.

Neurodermatitis

Also known as Lichen Simplex Chronicus, this is a chronic skin inflammation caused by a continuous cycle of scratching and itching in response to a localized itch, like a mosquito bite. It creates scaly patches of skin, most commonly on the head, lower legs, wrists or forearms. Over time, the skin may become thickened and leathery.

Nummular Dermatitis

This form of eczema appears as round patches of irritated skin that may be crusted, scaly and extremely itchy. Nummular dermatitis most frequently appears on the arms, back, buttocks and lower legs, and is usually a chronic condition.

Seborrheic Dermatitis

Seborrheic dermatitis is a common condition that causes yellowish, oily and scaly patches on the scalp, face or other body parts. Dandruff, in adults, and cradle cap, in infants, are both forms of seborrheic dermatitis. Unlike other types of eczema, seborrheic dermatitis does not necessarily itch. It tends to run in families. Known triggers include weather, oily skin, emotional stress and infrequent shampooing.

Stasis Dermatitis

Also known as varicose eczema, this form of eczema is a skin irritation that appears on the lower legs of middle-aged and elderly people. It is related to circulation and vein problems. Symptoms include itching and reddish-brown discoloration of the skin on one or both legs. As the condition progresses, it can lead to blistering, oozing and skin lesions.

Rashes

“Rash” is a general term for a wide variety of skin conditions. A rash refers to a change that affects the skin and usually appears as a red patch or small bumps or blisters on the skin. The majority of rashes are harmless and can be treated effectively with over-the-counter anti-itch creams, antihistamines and moisturizing lotions.

Rashes can be a symptom for other skin problems. The most prevalent of these are:

  • Atopic Dermatitis, the most common form of eczema.
  • Bacterial Infections, such as impetigo.
  • Contact Dermatitis, a type of eczema caused by coming into contact with an allergen.
  • Chronic skin problems, such as acne, psoriasis or seborrheic dermatitis.
  • Fungal Infections, such as ringworm and yeast infection.
  • Viral Infections, such as shingles.

A rash may be a sign of a more serious illness, such as Lyme Disease, Rocky Mountain Spotted Fever, liver disease, kidney disease or some types of cancers. If you experience a rash that does not go away on its own after a few weeks, make an appointment to see one of our dermatologists to have it properly diagnosed and treated.

Shingles (Herpes Zoster)

Shingles is a painful rash that is caused by the varicella zoster virus. It usually appears as a band or strip of blisters on one side of the body that goes from the spine around the front to the breastbone. However, shingles can also appear on the neck, nose and forehead.

Shingles derives from the same virus that causes chicken pox. After having chicken pox, the virus lies dormant in nerve tissue underneath the skin. Years later, and with no known reason, it reactivates and causes shingles. Shingles is contagious and can easily pass through touching from one person to another. The virus develops into shingles for people who have had chicken pox and develops into chicken pox for those who have not had it. Shingles appears most frequently among older adults (age 60+) and in people with compromised immune systems. Generally, a person only gets shingles once; it rarely recurs.

Symptoms for shingles include:

  • Pain, burning, numbness or tingling on one side of the body. The pain often precedes any other symptoms.
  • A rash that appears a few days after the pain. It may be itchy.
  • Blisters that break open and then crust over.
  • Fever, achiness or headache.

Some people never get a rash or blisters with shingles, but simply experience the pain.

Shingles is diagnosed based on a medical history and physical examination of the telltale rash. If you suspect you may have shingles, it is important to contact your doctor as quickly as possible. Early treatment can reduce the pain and severity of the episode. Two types of medications are prescribed to treat shingles:

  • Antiviral drugs to combat the virus, such as acyclovir, valacyclovir and famciclovir.
  • Pain medicines, from oral pain pills and antidepressants to anticonvulsants and topical preparations that contain skin-numbing agents.

Shingles usually heals in about 2 to 3 weeks without any problem. However, there is a small percentage of patients (10% to 15%), predominantly over age 50, who experience pain that lasts beyond one month after the healing period. This is called postherpetic neuralgia. Catching shingles early and beginning treatment can reduce the likelihood and severity of postherpetic neuralgia. See your dermatologist for pain relief.

The U.S. Food and Drug Administration has approved a vaccine, called Zostavax, for the prevention of adult shingles. It is approved for adults age 60 or older who have had chicken pox. Essentially, the vaccine delivers a booster dose of chicken pox. The vaccine has proven to be very effective in reducing the incidence of shingles and postherpetic neuralgia.

Scabies

Scabies is a harmless but very itchy and highly contagious skin condition caused by mites that burrow into the skin and lay eggs. Symptoms include a severe itch, often worse at nighttime, and thin burrow tracks made of tiny bumps or blisters on the skin. Humans are allergic to the mites, which is what causes the itching.

Typically, scabies appear in folds of the skin, such as the armpits, around the waist, inside the wrists, between the fingers, on the soles of feet, on the back of knees or on inner elbows. In children, they more commonly appear on the face, scalp, neck, palms and soles. Scabies is spread through direct contact with an infected person or by sharing clothing and linens. It is so contagious that frequently when one person in a family is diagnosed with scabies, all family members are treated for it. It takes about 21 days for eggs to mature and new mites to begin burrowing through the skin.

Generally a visual examination of the skin is all that is needed to diagnose scabies. However, your dermatologist may take a small scrape of the skin to examine under a microscope. The typical treatment is prescription medicated creams applied liberally all over the body. It takes a few days of treatment before the sensation of itchiness begins to go away.

To help prevent further spreading, be sure to clean all clothes and linen in hot water and dry with high heat. Dry clean items you cannot machine wash in this manner or place the item in a sealed plastic bag and put it away for two weeks. The mites will die without a food source for this length of time.

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