Arachnoid Diverticula

A 4 year 10-month-old male Pug presented with an ataxic gait that had been worsening over the past 3 weeks with subsequent acute onset of dragging the hind limbs, right worse than left. Mild proprioceptive deficits present in both hindlimbs. Spinal reflexes were intact and withdrawal was present. There was no pain on palpation. Forelimbs and cranial nerves all normal. Radiographs taken at the primary care practice showed no significant…

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Unusual Splenic Lymphoma

Domino is a 10 year, 9 month old crossbreed that presented with lethargy and out of breath with a mild non-regenerative or pre regenerative anaemia. A large abdominal mass was palpated. CT confirmed a very large mass mid abdominal mass involving almost the entire spleen. A narrow strip of normal appearing spleen remained at the splenic head and tail. The left and right hepatic nodes (either side of the portal…

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More than just a sniffle…

A 14 year old cross breed bitch was referred for chronic intermittent right sided nasal discharge. A CT was performed… 1.             2. 3.       4. . 5. CT Findings There is severe destruction of the right nasal bone, hard palate and maxilla. The entire right frontal sinus is full of soft tissue (mean 82HU) and the right nasal cavity is full of a…

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Labrador Puppy with acute onset forelimb lameness

A 4 month old Labrador puppy presented with acute onset left forelimb lameness. Radiographs were unremarkable. CT showed a vertical fracture extending through the caudoproximal humeral metaphysis (large arrow Fig 1) and a thin horizontal hypodense line parallel to the proximal humeral  metaphysis (small arrows Fig 1 and large arrow Fig 2) This is a Type II Salter Harris fracture but with a somewhat unusual extension of the fracture line…

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Lila, The 9 year old Staffie – What’s your diagnosis?

Presented with a history of coughing and peripheral lymphadenopathy. CT showed diffuse marked sternal and cranial mediastinal lymphadenopathy (red stars, Fig 1). Fig 1 CT also showed marked tracheobronchial lymphadenopathy – see Fig 2 showing the left and right tracheobronchial lymph nodes at the base of the heart on either side of the trachea (red stars) Fig 2. There is also mild enlargement of the hepatic lymph node Fig 3.…

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Lenny’s Patent Ductus Arteriosus

Lenny is a 3 months old puppy that had a heart murmur since birth. He was diagnosed with a congenital condition called Patent Ductus Arteriosus (PDA). PDA is the failure of a large blood vessel, the ductus arteriosus, to close just after birth. This defect usually results in left sided congestive heart failure and pulmonary edema with a mortality rate of over 50% before one year of age if left…

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Sky’s Optic Chiasm Meningioma

Sky was a 10 year old intact female Border Collie. She had had her left eye semi-closed for the last few months and a several weeks history of lethargy. Ophthalmic examination revealed that her left eye was enophthalmic but visual, had upper lid ptosis and protrusion of the third eyelid. Her right eye, however, was blind, mydriatic and unresponsive to light. A lesion close to the optic chiasm was suspected…

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Alfie the Airdale Terrier

The Tip of the Iceberg Alfie is an 8 and a half year old male neutered Airdale Terrier. He had a 6 month history of right sided conjunctivitus and epiphora. In the last week or two, a small swelling formed over the medial canthus that was mildly painful on palpation. An MRI was requested to include the sinuses, orbit, nasal cavity and brain. Findings There is a large amount of…

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