Imaging evaluation of sinonasal tumors is most often conducted with computed tomography,
which excels at identifying the effects of these masses on adjacent osseous structures, and …

OBJECTIVE. The purpose of this study was to review the craniofacial and intracranial clinical
and radiologic manifestations of patients diagnosed with Langerhans cell histiocytosis …

Two patients presenting with recurrent visual impairment due to relapsing intracranial Rosai-
Dorfman disease are described. In both patients a preoperative diagnosis of meningioma …

It is generally agreed that histiocytic disorders can be divided into two general categories:(1)
X histiocytic (Langerhans' cell), Langerhans' cell histiocytosis (LCH); and (2) non-X …

Objective To evaluate the clinical and imaging characteristics of orbital lesions of pediatric
Langerhans cell histiocytosis (LCH). Study design A retrospective analysis of clinical data …

Background: Langerhans cell histiocytosis (LCH) is a proliferative disorder predominantly
found in children. It often presents with pain in calvarium or spine and may cause …

Langerhans cell histiocytosis frequently manifests as lesions of the skull. The disease can
present with a wide spectrum of forms, from an isolated eosinophilic granuloma to multiple …

Introduction: The sphenoid sinus is often neglected because of its difficult access. The deep
position of the sphenoid sinus hinders early diagnosis of pathologies in that location …

Langerhans cell histiocytosis (LCH) is a rare neoplastic disorder characterized by the clonal
proliferation of CD1a+/CD 207+ dendritic cells, whose features are similar to those of …

An 8-year-old boy presented with acute visual loss in the right eye and nausea, vomiting,
and diplopia. Imaging revealed a right orbital apex mass. Biopsy showed Langerhans cell …