title: Eosinophilic pleural effusion with Charcot-Leyden crystals.
abstract: A 17-year-old female presented with an eosinophilic pleural effusion containing many Charcot-Leyden crystals. She was found to have a benign cystic teratoma of the anterior mediastinum.
mesh_terms: D000293:Adolescent; D003460:Crystallization; D004802:Eosinophilia / Q000473:pathology*; D005260:Female; D006801:Humans; D008479:Mediastinal Neoplasms / Q000473:pathology*; D010996:Pleural Effusion; D013194:Staining and Labeling; D013724:Teratoma / Q000473:pathology*