Synonym(s)
Dermal malignant melanoma; dermal melanoma; PDM
DefinitionThis section has been translated automatically.
Variant of a malignant melanoma, which is primarily limited to the dermis and/or subcutis and histologically simulates a cutaneous metastasis.
ManifestationThis section has been translated automatically.
Occurring at a higher age (around 70 years; range: 21-85 years). No sex preference.
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HistologyThis section has been translated automatically.
Tumour masses located in the dermis, often well definable with the classic cytological features of malignant melanoma. Characteristic are the missing relationships to epidermal (junctional activity) or follicular structures. Furthermore, there is always a lack of evidence of a previously existing melanocytic nevus.
Progression/forecastThis section has been translated automatically.
Compared to nodular malignant melanomas of the same thickness, the prognosis is significantly better. There is a 92% survival rate after about 4 years.
LiteratureThis section has been translated automatically.
- Cassarino DS et al (2008) Primary dermal melanoma: distinct immunohistochemical findings and clinical outcome compared with nodular and metastatic melanoma. Arch dermatol 144: 49-54
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Disclaimer
Please ask your physician for a reliable diagnosis. This website is only meant as a reference.
Prof. Dr. med. Peter Altmeyer