Case 1 — Radiographs

Lateral view

Lateral thoracic radiograph showing pleural effusion with scalloping along the thoracic wall and an obscured cardiac silhouette

DV view

Dorsoventral thoracic radiograph showing pleural effusion obscuring the cardiac silhouette

VD view

Ventrodorsal thoracic radiograph showing normal cardiac silhouette size after pleural fluid redistribution

Quiz

1. What is the primary abnormality identified on these radiographs?

2. How would you describe the size of the cardiac silhouette?

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