Metastasizing thymoma.
D000328:Adult; D000368:Aged; D004848:Epithelium / Q000473:pathology; D005260:Female; D006801:Humans; D008214:Lymphocytes / Q000473:pathology; D008297:Male; D008875:Middle Aged; D009362:Neoplasm Metastasis; D013945:Thymoma / Q000473:pathology*; D013953:Thymus Neoplasms / Q000473:pathology*