Presentation
History withheld.
Patient Data
Age: 12 years
Gender: Male
From the case:
Eosinophilic granuloma
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_examine_pipeline_reports":false,"can_pin":false},"extraPropsURL":"/studies/44397/annotated_viewer_json?lang=us"}
Lucent lesion in the left parietal bone.
Case Discussion
Findings are nonspecific but this patient has a known history of Langerhans cell histiocytosis (LCH). Eosinophilic granuloma is a synonym for skeletal manifestations LCH, especially when there is a solitary lesion