Virotherapy-useful information What you should know about birthmarks and melanoma

What you should know about birthmarks and melanoma?!

Birthmark (also often defined as a mole)

Is a pigmented cell-melanocyte aggregation on the skin; usually in a brownish shade.


Malignant, very aggressive, life-threatning tumor derived from melanocytes. Melanoma can present itself in various colours (black, dark brown, light brown, bluish, reddish, pale/dimmish) and as a shape of the skin, it is less common in the eyes and internal organs.

One of the most common causes for melanoma are changes in the cells of birthmark (melanocytes)!!!

The first signs of a suspicious birthmark:

  • It’s form becomes dyssymetrical – irregular, jagged edges, transpire;
  • Thickening forms, ulceration, bleeding;
  • Changes in colour or resolves pigmentation;
  • Changes in the sensitivity – itchiness, pain, a feeling of tightness;
  • Size is bigger than 5 milimetres, the growth of diameter.

Risk factors:

  • Prolonged exposure to the sun;
  • Large amount of birthmarks or pigmented spots on the body;
  • Frequent use of tanning beds;
  • Trauma to the birthmark;
  • Regular irritation of the birthmark;
  • Light/fair skin type; does not produce tan;
  • Family/relatives with oncologycal ilnesses.


  • Regular check-up of birthmarks;
  • Avoiding many of the above mentioned risk factors;
  • Dermatoscopy;
  • Siascopy.


  • Early operative therapy (surgery);
  • Virotherapy before and after the operative therapy.

Forms of melanoma:

Surface – small, lightly lifted pigmented nodule with rough edges.

Nodular – dark red or bluish nodule that increases, forming an ulceration.

Lentigo maligna – may develop a thickening in the middle or on the sides, changes coloration.

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