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Small Animal Radiology and Ultrasound: A Diagnostic Atlas and Text

Small Animal Radiology and Ultrasound: A Diagnostic Atlas and Text

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42 <strong>Small</strong> <strong>Animal</strong> Radiolo g y <strong>and</strong> Ultrasono graphy<br />

Fig. 2-13 A 7-month-old male<br />

English Bulldog with a 1-month history<br />

of anorexia. The thorax is normal<br />

for a dog of this breed. The<br />

cardiac silhouette appears enlarged;<br />

however, it is normal for a dog of<br />

wide thoracic conformation. A <strong>and</strong><br />

B, The cranial mediastinum also<br />

appears widened, but this dog is<br />

obese <strong>and</strong> the mediastinal widening<br />

represents an accumulation of fat. B,<br />

On the ventrodorsal radiograph fat<br />

also is seen within the caudal mediastinum<br />

(closed arrows). The accumulation<br />

of fat also is responsible for<br />

the separation of the lungs from the<br />

thoracic wall in the caudal portion of<br />

the thorax (open arrows). Diagnosis:<br />

Normal thorax.<br />

A<br />

B

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