04
09
2008
Veterinary Radiology Case of the Day
Posted by: Allison Zwingenberger, in Case of the DayThis week’s imaging case is a CT of the skull of an 11 year old Labrador Retriever with a mass. View the case and post your interpretations in the comments sections. CT gives you a great opportunity to review the anatomy of the canine skull. Answers will be available on Monday.
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September 5th, 2008 at 9:31 am
The right infraorbital canal is dilated and occupied by a mass with soft tissue to fluid density. The mass is marginated by a normal thin bony line. Consider there are no bone destructive lesions malignant neoplasia of the nerve is not so likely. Aneurysm could be another differential?
September 6th, 2008 at 3:28 am
Re-evaluating images the mass looks like is containing fluid-like density and propably is a bone cyst of the rt zygomatic arch.
September 6th, 2008 at 4:07 pm
It looks like a periapical (malar) abscess at the apex of the root of the upper 4th premolar. There are reabsortion of its root and destruction of the surrounding alveolar bone.
September 19th, 2008 at 1:26 am
IS THAT A FOREIGN BODY SURROUNDED BY THE ABCESSATION/ HAEMATOMA
September 19th, 2008 at 7:50 am
There is expansion of the maxilla near the tooth root, but no evidence of periosteal reaction which we usually see with infection. Click on the blue link in the text of the post to see the rest of the images and answers.