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Bronchogenic cyst in a German shepherd dog
K Dahl1, A M Rørvik2, M Lanageland2
1Kapellveien 84, N-1450 Nesoddtangen, Norway.
The Journal of Small Animal Practice
|October 29, 2002
Summary
A German shepherd experienced recurring respiratory distress due to a bronchogenic cyst. Surgical removal of this lung cyst led to a full recovery, allowing the dog to return to active duty.
Area of Science:
- Veterinary Medicine
- Pulmonology
- Pathology
Background:
- A two-and-a-half-year-old German shepherd presented with intermittent episodes of fever, severe dyspnea, and cyanosis.
- These clinical signs occurred in five distinct episodes over 40 days, resolving within eight hours each time.
Observation:
- Radiological imaging revealed a large, rounded radiolucent area with a thin radiopaque border, increasing in size over time.
- Bronchoscopy showed no abnormalities, and initial bacterial cultures were negative.
- A surgically removed 8-10 cm vesicular structure from the lung lobe was partly filled with mucoid fluid.
Findings:
- Histopathology confirmed a bronchogenic cyst with traces of bronchial epithelial cells.
- Bacteriological examination of the cyst fluid identified Gram-positive, mucus-forming bacteria.
- The definitive diagnosis was a bronchogenic cyst secondary to bronchiectasis, with concurrent bronchitis and peribronchitis.
Implications:
- Surgical excision of bronchogenic cysts can lead to complete recovery in dogs.
- This case highlights the importance of considering congenital or acquired cystic lung lesions in cases of recurrent respiratory distress.
- Early diagnosis and surgical intervention are crucial for favorable outcomes in canine pulmonary diseases.