Anaplastic lymphoma kinase (ALK)-positive histiocytosis is Champagne Bucket an uncommon condition, recently considered a separate condition from other histiocytosis by WHO 5th edition.It can involve intracranial structures.This manuscript describes a case of ALK-positive histiocytosis of the cavernous sinus, focusing on the radiologic and pathologic presentation of the entity.Our case had MRI manifestations mimicking browband. meningioma, metastasis, and Langerhans histiocytosis.On CT imaging, benign osseous remodeling of the cavernous sinus was detected, which can be helpful in differentiating it from more common meningioma.