title: Malignant thymoma in a cat.
abstract: A malignant spindle cell thymoma in a 14-year-old cat is described. The tumour showed mucoid differentiation and multiple lung metastases.
mesh_terms: D000818:Animals; D002371:Cat Diseases / Q000473:pathology*; D002415:Cats; D005260:Female; D013945:Thymoma / Q000473:pathology / Q000648:ultrastructure / Q000662:veterinary*; D013953:Thymus Neoplasms / Q000473:pathology / Q000648:ultrastructure / Q000662:veterinary*