Introduction Rosai-Dorfman disease (RDD) is a rare histiocytic proliferative disorder of unknown etiology. Usually it presents with massive painless cervical lymph node enlargement. Histologically, it ...
The mononuclear phagocyte system (MPS) comprises dendritic cells (DCs), monocytes and macrophages (MØs) that together play crucial roles in tissue immunity and homeostasis, but also contribute to a ...
Histiocytic sarcoma (HS) is a rare and aggressive tumor in cats, usually presenting in a multicentric or disseminated form, with gastrointestinal involvement mainly reported as part of a metastatic ...