Feline Aortic Thromboembolism: Symptoms, Treatments for Cat Thrombosis

Feline Aortic Thromboembolism (FATE) is a disease in cats that is common associated with an underlying heart condition.

Cat Aortic Thromboembolism FAQS

  • 99% of the time it occurs as a secondary complication for an underlying cardiac condition (heart enlargement)
  • It is usually a secondary condition to feline cardiomyopathy
  • It is a clotting problem that usually occurs in the hind legs
  • The symptoms of Aortic Thrombosis in Cats is usually acute
  • It is very painful and may cause temporary paralysis
  • The condition occurs because cats with cardiomyopathy will have a decrease follow of blood return to the heart.
  • It results of stagnation of blood, especially in the hind limbs.
  • Slowed blood flow increases risks of clotting
  • Blood clots usually get stuck in the caudal aorta and blocking blood flow the legs
  • If blood clot occurs in the renal arteries, it can lead to renal failure, it leads to seizures if it happens in the cerebral arteries

Aortic Thrombosis Symptoms

  • Loud vocalization – Associated with pain
  • Weakness
  • Uncoordinated movements
  • Unwillingness to move
  • Restlessness
  • Paralysis of the hind legs
  • Cyanosis of footpads on hind legs
  • Hind legs cool to the touch
  • Anorexia
  • Bradycardia – Slow heart rate
  • Hypothermia

Treatment of Aortic Thrombosis

  • Cage rest – helps relieve stress
  • Analgesic treatment – helps relieve pain
  • Anticoagulant treatment – helps to dissolve the blood clot causing the blockage
  • Congestive Heart Failure Management
  • Nutritional support – for anorexic cats
  • Fluid Therapy – for dehydrated cats
  • Prophylaxis – Given to cats with clotting problems and with cardiomyopathy

Prognosis for Aortic Thromboembolism

  • In general, 1/3 of cats will survive the condition. The other 2/3 will either be euthanized or will die from the condition.
  • Indicators of poor prognosis – bradycardia and hypothermia

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