Langerhans cell histiocytosis

Langerhans cell histiocytosis (LCH) is a systemic disease associated with the proliferation and accumulation (usually in granulomas) of Langerhans cells in various tissues.

Pseudoaneurysm



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PMID (PMCID)
8469590
 FEMALE Child
Unusual manifestations of Langerhans cell histiocytosis of the head and neck. Case report with pseudoaneurysm of external carotid artery, tracheal, mandibular, and sphenoid involvement.
Herman TE, Shackelford GD, Borders JL, Dehner LP.
Pediatr Radiol. 1993;23(1):41-3.
Biopsies of the mandibular lesion, pseudoaneurysm, and trachea demonstrated Langerhans cell histiocytosis.