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Aorticopulmonary septal defect in a German shepherd dog
C Guglielmini1, M Pietra, M Cipone
1Department of Veterinary Clinical Sciences, University of Bologna, Ozzano Emilia, Italy.
Journal of the American Animal Hospital Association
|September 21, 2001
Summary
Aorticopulmonary septal defect caused severe heart issues in a German shepherd. This congenital heart defect led to symptoms like difficulty breathing and fluid buildup, requiring advanced diagnostics and necropsy for confirmation.
Area of Science:
- Veterinary Cardiology
- Congenital Heart Defects in Canines
Background:
- Congenital heart defects are a significant concern in veterinary medicine, impacting canine health and longevity.
- German shepherds, like other breeds, can be predisposed to various cardiac conditions.
Observation:
- A 2-year-old German shepherd presented with a two-month history of dyspnea, ascites, and anorexia.
- Physical examination revealed arrhythmia, tachypnea, a continuous grade V/VI heart murmur, and electrocardiographic findings of atrial fibrillation and tall R waves.
- Thoracic radiography showed generalized cardiomegaly and enlarged pulmonary vessels, while echocardiography indicated severe left atrial and ventricular dilatation with reduced fractional shortening.
Findings:
- Doppler echocardiography identified continuous and turbulent flow between the aorta and pulmonary artery.
- Necropsy confirmed a diagnosis of aorticopulmonary septal defect, a rare congenital anomaly.
Implications:
- This case highlights the importance of advanced diagnostic imaging, including echocardiography, in identifying complex congenital heart defects in dogs.
- Understanding such defects is crucial for accurate diagnosis, potential management strategies, and genetic counseling in affected breeds.
- The findings contribute to the veterinary literature on congenital cardiovascular anomalies and their clinical presentation in canine patients.