Case Reports in Pathology / 2020 / Article / Tab 1

Case Report

The Rare Case of an Adult-Onset Xanthogranuloma of the Paranasal Sinuses: A Histological Dilemma

Table 1

WHO classification of histiocytic disorders (adapted from Favara et al.).

Class 1: dendritic cell histiocytoses
Langerhans cell histiocytosis
Erdheim-Chester disease
Juvenile xanthogranuloma
Class 2: nondendritic cell histiocytoses
Rosai-Dorfmann disease
Reticulohistiocytoma
Class 3: malignant histiocytoses
Acute monocytic leukaemia
Malignant histiocytosis
True histiocytic lymphoma

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