Radiograph case - Chronic exercise intolerance
Signalment: 5-year-old, female intact Bichon Frise
History: Chronic exercise intolerance. 2 days of lethargy, weakness and anorexia.Physical exam: Heart murmur.
List the most important imaging findings.
List, in order of priority, the most likely differential diagnosis(es) and how these relate to the clinical signs.