Langerhans Cell Sarcoma: A Case Report Demonstrating Morphological and Immunophenotypical Variability within a Single Lesion

Figure 6

Electron microscopy demonstrates Birbeck granules. Birbeck granules are racquet or rod shaped cell organelles which are a characteristic feature of Langerhans cell. The presence of these on ultrastructural analysis confirms that the cell of origin is from the dendritic cell family.

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