Spindle Cell Sarcoma In Dogs Prognisis: Causes, Symptoms and Treatment

Spindle Cell Sarcoma in Dogs

  • One of these types of cancers is spindle cell sarcoma. It comprises about 7% of all the diagnosed cancers in canines.
  • It is so called because the cells are shaped like spindles when viewed under a microscope.
  • This ailment can also affect blood and smooth muscles.
  • It can affect various parts of the body, everything that has connective tissues. That means that this form of cancer can be very deadly, especially if it affects the heart, lungs, and stomach.
  • Like other forms of cancer, spindle cell sarcoma is prevalent in the older population. Larger breeds are also more prone to developing this ailment.


  • Possible reasons why dogs develop spindle cell sarcomas:
    • Genetic predisposition
    • Certain medications and vaccines
    • Exposure to the sun
    • Exposure to certain toxins, chemicals, and carcinogens


  • Owners should watch out for symptoms such as the following in the dogs:
    • Lumps, especially those just beneath the skin
    • Lethargy
    • Depression
    • The lumps and tumors in this ailment grow very slowly. Still, this does not make them benign.
    • Symptoms alone do not point to spindle cell sarcoma. Often, the tumors are first described as fatty tumors. Still, the veterinarian will order tests to be able to have a more accurate diagnosis.


  • Surgery is often the best option, especially because the tumor grows slowly.
  • Radiation therapy is also a good option but chemotherapy is not.

Spindle Cell Sarcoma in Dogs Prognosis

  • If treated early, dogs can live for up to 4 years from diagnosis.
  • Often, those in advanced stages do not last more than 49 weeks.

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