Related Experiment Video
Updated: May 11, 2026

03:23
Three-Dimensional Cell Culture Models to Investigate the Epithelial Barrier in Eosinophilic Esophagitis
Published on: May 10, 2024
Multifocal extradural and intradural eosinophilic granuloma
Askin Esen Hasturk1, Mehmet Basmaci
1Department of Neurosurgery, Oncology Training and Research Hospital, Ankara, Turkey. aehasturk@yahoo.com
The Journal of Craniofacial Surgery
|May 30, 2013
Summary
Eosinophilic granuloma, a rare histiocytosis X bone tumor, can affect adults, causing sinus compression and cranial swellings. This case highlights an adult male presentation of this uncommon condition.
Area of Science:
- Oncology
- Pathology
- Neurology
Background:
- Eosinophilic granuloma is a benign bone tumor, a form of histiocytosis X.
- It predominantly affects young boys, with adult multifocal extradural and intradural involvement being exceptionally rare.
Observation:
- The etiology remains unknown, characterized by eosinophil and histiocyte accumulation in bone marrow.
- Inflammation in the dura mater, potentially from Langerhans cell migration, can lead to intradural invasion and sinus involvement.
Findings:
- This study presents a rare case of a 44-year-old male with sinus compression and multiple painful cranial swellings.
- The patient's presentation underscores the atypical occurrence of eosinophilic granuloma in adulthood.
Implications:
- Effective treatments for multiple bone lesions include chemotherapy, radiotherapy, and systemic corticosteroids.
- This case emphasizes the need for considering eosinophilic granuloma in adult differential diagnoses for cranial masses and sinus issues.
Related Concept Videos
Chronic Inflammation: Introduction
Chronic inflammation is a prolonged, dysregulated immune response that persists for weeks to years when the inciting stimulus is difficult to eradicate or when self‑antigens drive ongoing reactivity. Morphologically, it is defined by mononuclear cell infiltration, progressive tissue destruction, and concurrent attempts at healing via angiogenesis and fibrosis. Compared with acute inflammation, edema is less prominent while cellular infiltration predominates; triggers include persistent...
Brain Abscess l: Introduction
A brain abscess is a focal, intracerebral infection characterized by a localized collection of pus within the brain parenchyma, resulting from microbial invasion and the body’s inflammatory response. It progresses through stages: early and late cerebritis, followed by early and late capsule formation, reflecting tissue destruction, immune response, and eventual encapsulation.Etiology and PathogenesisCausative organisms vary with source and host factors, often involving polymicrobial infections,...