Difference between revisions of "Pleural Neoplasia"
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m (Text replace - "[[Lungs Hyperplastic and Neoplastic - Pathology" to "[[Pulmonary Neoplasia") |
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| Line 30: | Line 30: | ||
*Also rare | *Also rare | ||
| − | *May arise from transpleural dissemination of [[ | + | *May arise from transpleural dissemination of [[Pulmonary Neoplasia|pulmonary tumours]] (carcinomas and sarcomas) |
*Carcinomas from abdominal cavity may penetrate through diphragmatic lymphatics | *Carcinomas from abdominal cavity may penetrate through diphragmatic lymphatics | ||
Revision as of 17:56, 19 February 2011
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Primary tumours
- Rare
- May arise from chest wall and mediastinum
Mesothelioma
- Has been found in cat, dog, cow, goat and horse
- Arise from pericardial, pleural and peritoneal surfaces
- May be related to inhalation of asbestos
- Grossly:
- Multiple discrete nodules
- Microscopically:
- Can appear as a carcinoma or fibrosarcoma depending on which tissue, covering or supporting, is predominant in the neoplasm
- Rarely metastasise but are considered malignant
Secondary tumours
- Also rare
- May arise from transpleural dissemination of pulmonary tumours (carcinomas and sarcomas)
- Carcinomas from abdominal cavity may penetrate through diphragmatic lymphatics