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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.

Key Findings:

  • triangular mineral opacity in esophagus
  • ductus bump-desc aorta bulge, enlarged MPA, cardiomegaly, enlargement of pulm artery and vein
  • Not Required:
    • interstitial pattern

Key Synthesis:

  • Bone esophageal foreign body
  • PDA