Where is Psoriasis most common in the world?

Psoriasis appears to occur most commonly in populations of northern Europe (3,36) and least in populations of eastern Asia (37–45) Some studies investigated the ethnic differences in the prevalence of psoriasis.

Which country has the most psoriasis?

Also according to the Atlas, the country most affected by psoriasis is Norway with a prevalence of 1.98% of the overall population.

What race is psoriasis most common in?

Psoriasis is found more frequently in white (3.6 percent) than in African American (1.9 percent) and Hispanic (1.6 percent) populations.

Is psoriasis common in Asia?

Psoriasis is present in all racial groups, but in varying frequencies and severity. The prevalence is 2.5% in whites, 1.3% in African Americans, but significantly lower in Asians (0.8% in India, 0.4% in China, and 0.3% in Japan) (Campalani and Barker, 2005, Gelfand et al., 2005, Prashant, 2010).

Is psoriasis common in USA?

Based on the 2020 US census data, this outcome translates to an estimated 7.55 million US adults with psoriasis. Psoriasis prevalence was similar between women and men, with 3.2% (95% CI, 2.6%-3.8%) in women and 2.8% (95% CI, 2.4%-3.3%) in men.

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What is the root cause of psoriasis?

Psoriasis occurs when skin cells are replaced more quickly than usual. It’s not known exactly why this happens, but research suggests it’s caused by a problem with the immune system. Your body produces new skin cells in the deepest layer of skin.

Does psoriasis run in families?

Psoriasis is an autoimmune disorder that can run in families. Your skin cells grow too quickly and pile up into bumps and thick scaly patches called plaques. You’re more likely to get psoriasis if your blood relatives also have it. That’s because certain genes play a role in who gets the condition.

Who is prone to psoriasis?

Who is at Risk of Developing Psoriasis? Among racial groups, Caucasians are at higher risk of developing psoriasis; it occurs in about 2.5 percent of Caucasians as opposed to 1.3 percent of African Americans. While psoriasis can develop at any age, it most often appears between the ages of 15 and 25.

Is psoriasis a Caucasian disease?

Ethnicity figures from a 2012 National Psoriasis Foundation study suggest that 87% of psoriasis cases are in Caucasians; 4% in the Hispanic/Latino population; 2% in African Americans; 2% Asian Americans; 1% in Native Americans; and 2% in others.

Do dark skin people get psoriasis?

What does psoriasis on black skin look like? One research study found that the prevalence of psoriasis was 1.3 percent in black patients compared to 2.5 percent in white patients. The difference in prevalence is likely due to genetics but can also be affected by a lack of proper diagnosis in patients of color.

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Do Chinese people have psoriasis?

In Western countries, the prevalence is 2–3%, across all ages [12]. Data on the epidemiology of psoriasis in Asian populations is scarce. It seems that the prevalence in Asian is lower than European and North Americans, basing on few published studies [12].

Does psoriasis affect all races?

Psoriasis can affect persons of any race; however, epidemiologic studies have shown a higher prevalence in western European and Scandinavian populations. In these groups, 1.5-3% of the population is affected by the disease.

What is psoriasis of the scalp?

Scalp psoriasis is a common skin disorder that makes raised, reddish, often scaly patches. It can pop up as a single patch or several, and can even affect your entire scalp. It can also spread to your forehead, the back of your neck, or behind and inside your ears. You can’t catch scalp psoriasis from another person.

Does psoriasis worsen with age?

Most people develop psoriasis between the ages of 15 and 35. While psoriasis may get better or worse depending on different environmental factors, it doesn’t get worse with age. Obesity and stress are two possible components that lead to psoriasis flares.

What is the life expectancy of someone with psoriasis?

When you start layering all of those comorbid conditions with psoriasis, then, in people who have early age of onset of psoriasis, the loss of longevity may be as high as 20 years. For people with psoriasis at age 25, it’s about 10 years.”

Can psoriasis go away?

Even without treatment, psoriasis may disappear. Spontaneous remission, or remission that occurs without treatment, is also possible. In that case, it’s likely your immune system turned off its attack on your body. This allows the symptoms to fade.

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