Heartworm disease, mild lesions, ventrodorsal radiograph, dog
Ventrodorsal thoracic radiographic projection of a 5-year-old German Shepherd Dog with mild lesions from heartworm disease. Note enlargement of the right caudal lobar pulmonary artery (greater than the width of the 9th rib) and the small bulge in the region of the main pulmonary artery, again suggesting mild pulmonary hypertension. CVC, caudal vena cava; LV, left ventricle; MPA, main pulmonary artery; RA, right atrium; RPA, right pulmonary artery; RV, right ventricle.
Courtesy of the University of Florida.
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