Skin Diseases

Skin diseases can manifest on the skin itself, the mucous membranes and/or nails and hair.

The most common skin diseases

  • Neurodermatitis
  • Psoriasis
  • Acne
  • Rosacea
  • Warts
  • Fungal infections
  • Hair loss

Endogenous eczema (neurodermatitis)

is a chronic skin condition that occurs in episodes and can take place at any age. It involves extremely itchy inflamed patches (eczema) on the skin. Its cause is not known.

Psoriasis vulgaris

is a skin disease in which red and very scaly patches appear on the skin, ranging in size from small spots to areas of up to 10 cm / 4 in. Dandruff and changes in the nails can also occur. The cause is also unknown.


is also known as seborrheic eczema; it is a skin rash that causes scaling and most commonly occurs on the face and scalp. It sometimes occurs on the trunk as well.

Acne vulgaris

is not only an adolescent condition; it can first occur later in life too. Its symptoms are pustules, cysts or nodes that primarily affect the face, chest and back. In rare cases, the armpits, groin or the skin between the buttocks may also be may be involved.


Rosacea resembles acne but does not manifest until middle age; it is defined by numerous enlarged blood vessels on the cheeks. Pustules can also occur, and in rare cases there are also nodes or bulbous formations on the nose (rhinophyma).