Synonyms in a broader sense Malignant melanoma, skin cancer, dermatology, tumor Definition Malignant melanoma is a highly malignant tumor that quickly forms metastases in other organs. As the name suggests, it originates from the melanocytes of the skin. Almost 50% of all melanomas develop from pigmented moles. However, they can also develop “spontaneously” on completely … Diagnosis, therapy and prognosis of melanoma
Prognosis Several factors play a major role in the prognosis of melanoma. The tumor thickness, metastasis and localization (place of occurrence) of the primary tumor are of importance. Melanomas of the arms and legs have a better prognosis than melanomas of the trunk. This is due to the fact that a metastasis of melanomas of … Prognosis | Diagnosis, therapy and prognosis of melanoma
Melanoma in situ (syn. melanotic precancerosis) is a preliminary stage of malignant melanoma. It is a multiplication of atypical melanocytes (cells responsible for the dark color) in the epidermis. The atypical cells have not yet broken through the basal membrane, i.e. the membrane between the epidermis and subcutis. Untreated, a malignant melanoma (malignant black skin … Melanoma in situ
Prognosis If the melanoma is removed completely and in time in situ, the chance of healing is almost 100%. If the melanoma has already developed, the chance of recovery in stage I of malignant degeneration is still over 90%. Summary Melanoma in situ is a preliminary stage of malignant melanoma. It probably develops due to … Prognosis | Melanoma in situ
