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Thoracoscopic partial pericardiectomy in 13 dogs
J Jackson1, K P Richter, D P Launer
1Veterinary Specialty Hospital of San Diego, Rancho Santa Fe, CA 92067, USA.
Journal of Veterinary Internal Medicine
|December 10, 1999
Summary
Thoracoscopic partial pericardiectomy effectively treated cardiac tamponade in dogs. This minimally invasive approach resolved effusions, offering a viable alternative to open surgery for canine pericardial effusion.
Area of Science:
- Veterinary Surgery
- Cardiology
- Thoracic Surgery
Background:
- Cardiac tamponade in dogs is often caused by pericardial effusion.
- Conventional open thoracic surgery for pericardiectomy carries risks.
- Minimally invasive techniques are being explored for improved outcomes.
Purpose of the Study:
- To evaluate the feasibility and outcomes of thoracoscopic partial pericardiectomy in dogs with cardiac tamponade.
- To compare thoracoscopic partial pericardiectomy with traditional open surgical methods.
Main Methods:
- Prospective evaluation of thirteen dogs with cardiac tamponade.
- Lateral thoracoscopic approach for partial pericardiectomy (4-5 cm section removal).
- Assessment of procedural success, complications, and patient survival.
Main Results:
- Complete resolution of cardiac tamponade in all 11 dogs with follow-up.
- Neoplastic effusion in 76.9% of dogs; survival varied (median 38 days).
- Idiopathic effusion in 23.1% of dogs; long-term survival observed in 2 dogs (585, 1250 days).
- Technically successful procedure in all dogs with no anesthetic complications.
- Minor procedural complications (phrenic nerve, lung laceration, bleeding) without apparent adverse effects.
Conclusions:
- Thoracoscopic partial pericardiectomy is technically feasible for treating canine cardiac tamponade.
- The procedure offers advantages over conventional open thoracic surgery.
- This minimally invasive technique provides effective management for pericardial effusion in dogs.