Equis ISSN 2398-2977

Respiratory: neoplasia

Contributor(s): Christopher Brown, Prof Derek Knottenbelt, Timothy Mair, Susan Rhind, Anna Hollis

Introduction

  • Primary pulmonary neoplasia extremely rare.
  • Commonest primary pulmonary neoplasia is granulosa cell myxoma of bronchial epithelium.
  • Occasional secondary metastases occur, most often squamous cell carcinoma Skin: neoplasia - squamous cell carcinoma, lymphoma and hemangiosarcoma , melanoma Skin: neoplasia - melanoma, mesothelioma.
  • Diagnosis: radiography, ultrasonography, endoscopy, cytopathology.
  • Treatment: none.
  • Prognosis: grave.

Pathogenesis

Pathophysiology

  • Squamous cell carcinoma pulmonary metastases occasionally occur (from penis Penis: neoplasia) Skin: neoplasia - squamous cell carcinoma or stomach.
  • Several uncommon tumors may form pulmonary metastases, eg renal carcinoma, osteosarcoma.
  • Other thoracic neoplasms may compress the lungs or airways, eg lymphosarcoma of cranial mediastinum.
  • Lymphoma within lung.
  • Granular cell tumor.
  • Primary bronchial adenocarcinomas or squamous cell carcinomas may occasionally be found.

Diagnosis

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Treatment

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Outcomes

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Further Reading

Publications

Refereed papers

  • Recent references from PubMed and VetMedResource.
  • Henson F M D & Dobson J M (2004) Use of radiation therapy in the treatment of equine neoplasia. Equine Vet Educ 16 (6), 315-318 VetMedResource.


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