Melanocytic lesions of the central nervous system

A number of pathological entities affecting the central nervous system contain melanin. They can be divided into primary and secondary melanocytic lesions. 

Primary

Primary melanocytic lesions arise from melanin-containing neural crest cells which are located in the leptomeninges.  They include 1-3:

In addition to these primary lesions which arise from melanin-containing cells, a number of other tumours of the CNS can rarely contain melanin. These include 3:

Secondary

Secondary melanocytic lesions are far more common and represent metastatic malignant melanoma

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Article Information

rID: 14668
Synonyms or Alternate Spellings:
  • Melanocytic lesions of the CNS
  • CNS melanocytic lesions

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Cases and Figures

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    Case 1: metastatic malignant melanoma
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