title: Oesophageal perforation and pyothorax associated with Spirocerca lupi infestation in a dog.
mesh_terms: D000818:Animals; D004283:Dog Diseases / Q000473:pathology*; D004285:Dogs; D004653:Empyema / Q000209:etiology / Q000473:pathology / Q000662:veterinary*; D004935:Esophageal Diseases / Q000150:complications / Q000473:pathology / Q000662:veterinary; D004939:Esophageal Perforation / Q000209:etiology / Q000473:pathology / Q000662:veterinary*; D004947:Esophagus / Q000473:pathology; D005260:Female; D008297:Male; D009349:Nematode Infections / Q000150:complications / Q000473:pathology / Q000662:veterinary*; D014456:Ulcer