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Ischaemic and haemorrhagic stroke in the dog

Annette Wessmann1, Kate Chandler, Laurent Garosi

  • 1Division of Companion Animal Science, Institute of Comparative Medicine, Faculty of Veterinary Medicine, University of Glasgow Veterinary School, 464 Bearsden Road, Bearsden, Glasgow G61 1QH, UK. a.wessmann@vet.gla.ac.uk

Veterinary Journal (London, England : 1997)
|June 27, 2008
PubMed

Insights

Canine stroke, though rare, is increasingly diagnosed using advanced imaging like MRI. Prognosis is generally good, especially when no underlying cause is identified.

Area of Science:

  • Veterinary Neurology
  • Diagnostic Imaging

Background:

  • Cerebrovascular disease affects brain blood vessels, with stroke being a major cause of death in humans.
  • Stroke is an emerging diagnosis in dogs, facilitated by advanced imaging techniques.

Purpose of the Study:

  • To review the diagnosis and management of stroke in dogs.
  • To highlight the role of advanced imaging in canine cerebrovascular disease.

Main Methods:

  • Magnetic resonance imaging (MRI) is the primary diagnostic tool.
  • Specific MRI sequences (diffusion-weighted, magnetic resonance angiography, gradient echo) are used for different stroke types.
  • Evaluation for underlying conditions associated with canine stroke.

Main Results:

  • MRI, particularly diffusion-weighted imaging and magnetic resonance angiography for ischemic stroke and gradient echo for hemorrhagic stroke, is crucial for diagnosis.
  • Underlying causes in dogs can include hypothyroidism, neoplasia, sepsis, hypertension, parasites, vascular malformations, and coagulopathy.
  • Recovery typically occurs within weeks with supportive care.

Conclusions:

  • Canine stroke is increasingly recognized, with MRI being the key diagnostic modality.
  • Prognosis for canine stroke is often good, particularly when no underlying pathological cause is identified.

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