LCH of Oral Cavity

Comments:
Langerhans Cell Histiocytosis (LCH) of Oral Cavity: Classic appearance of LCH consisting of uniform Langerhans cells with indistinct cytoplasmic borders, moderate amount of eosinophilic cytoplasm, and grooved or folded nuclei (coffee bean nuclei). Clusters of eosinophils are seen in the background.