2c260acc_n_for_Animals__Cardiac_Disease__Congenital_Defect
[Typical Auscultatory Features] Continuous heart murmur with maximal intensity over the left cranial dorsal cardiac base Continuous retrograde flow from the patent ductus arteriosus into the pulmonary artery [Congenital Defect] 
Patent ductus arteriosus
Orthopedic Foundation for Animals: Cardiac Disease
Congenital Defect