Acrodermatitis chronica atrophicans epidemiology and demographics

Acrodermatitis chronica atrophicans is a rare disease. The prevalence of acrodermatitis chronica atrophicans is estimated to include 10% of cases with lyme disease in Europe. The incidence of acrodermatitis chronica atrophicans increases with age and commonly affects individuals in range of 40 to 70 years old with a median of 64 years old. However there are few case reports on children who are diagnosed with acrodermatitis chronica atrophicans. Acrodermatitis chronica atrophicans affects women more than men. The majority of acrodermatitis chronica atrophicans cases are reported in northern, central and eastern Europe (most commonly in countries bordering the Baltic Sea). Lately few cases of acrodermatitis chronica atrophicans have been reported in the United States and Canada.

• Only 10% of lyme disease cases in European population have been presented with arodermatitis chronica atrophicans. ^[1]

• The prevalence of acrodermatitis chronica atrophicans is estimated to include 10% of cases with lyme disease in Europe.^[2]

• The incidence of acrodermatitis chronica atrophicans increases with age. ^[3]
• Acrodermatitis chronica atrophicans commonly affects individuals in range of 40 to 70 years old.^[3]
• There are few case reports on children who are diagnosed with acrodermatitis chronica atrophicans.^[4]
• In a study done on 693 patients with acrodermatitis chronica atrophicans median age of disease has been estimated 64 years old. ^[5]

• Acrodermatitis chronica atrophicans affects women more than men.^[3][2]
• Based on several studies female predominance has been reported approximately 65-80 % in acrodermatitis chronica atrophicans patient.^[6][7][8]

• The majority of acrodermatitis chronica atrophicans cases are reported in northern, central and eastern Europe (most commonly in countries bordering the Baltic Sea).^[3][9][10]
• Lately few cases of acrodermatitis chronica atrophicans have been reported in the United States which were associated to Lyme disease (besides European immigrants). ^[3][5]
• Few cases have been observed in Canada recently.^[10]

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