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Canine Distemper
Disease guide Dog

Canine Distemper

Canine distemper is a serious virus disease of dogs that can affect the eyes, nose, lungs, gut and nerves. A rapid kit, ELISA and PCR can help your vet detect the virus, read together with the dog's signs and vaccine history.

Signs owners may notice

  • Fever, low energy and poor appetite
  • Discharge from the eyes and nose that may turn thick and yellow-green
  • Coughing, sneezing or fast breathing
  • Vomiting and diarrhoea
  • Thick, hard skin on the nose or foot pads
  • Muscle twitching, jerking or fits, including repeated jaw movements
  • A wobbly walk, weak legs or a tilted head

Signs alone cannot name a disease. If your animal looks unwell, see a veterinarian promptly.

How lab tests help

A distemper rapid kit gives a quick first check. ELISA tests on serum and PCR, which looks for the virus's genetic material, add more detail. A CBC may show low white cells. Recent vaccination can affect some results, and a negative test does not always rule distemper out, so a registered veterinarian reads every result with the dog's signs and vaccine history.

What is canine distemper?

Canine distemper is a serious disease caused by the canine distemper virus. It spreads through droplets when an infected dog coughs or sneezes, through discharge from the eyes and nose, and through shared bowls and close contact. Puppies and dogs that have not completed their vaccines are most at risk. Some wild animals can also carry the virus. Distemper does not infect people.

The virus can affect many parts of the body. It often starts in the eyes, nose and lungs, then moves to the gut and skin, and sometimes reaches the brain and nerves. Nerve signs can appear during the illness or weeks after a dog seems to recover, and some dogs that survive keep a twitch for life.

Signs to watch for

Common signs include:

  • Fever, low energy and poor appetite
  • Discharge from the eyes and nose, often thick and yellow-green
  • Cough, sneezing or fast breathing
  • Vomiting and diarrhoea
  • Thick, hard skin on the nose or foot pads
  • Twitching, fits, a wobbly walk or a tilted head

Not every dog shows every sign, and early distemper can look like kennel cough.

Which lab tests help

The Canine Distemper Virus (Rapid Test) is a quick kit test and a useful first check. The Canine Distemper ELISA Test is a laboratory test on serum. If parvo is also possible, the Canine Distemper / Parvo ELISA Test (Combo) checks both viruses on one sample.

The Canine Distemper RT-PCR looks for the virus's genetic material and can help when the kit result does not match the signs. Your vet may send more than one type of sample, because the virus is not found in every body fluid at every stage.

A Complete Blood Count (CBC) may show a low count of lymphocytes, a type of white blood cell. For a dog with a cough, your vet may choose the Canine Respiratory Disease RT-PCR Panel (Kennel Cough), which typically checks distemper with common kennel cough germs; the exact list is confirmed when you book.

Vaccination matters when reading results. A recent vaccine can affect some antibody and PCR results, so tell your vet when your dog was last vaccinated. A negative result does not always rule distemper out. Each result is read by a registered veterinarian alongside the dog's signs and history.

When to see your vet

See your vet promptly if a puppy or young dog has fever with eye or nose discharge, a cough, vomiting or diarrhoea. Twitching, fits, collapse or trouble breathing need a vet the same day. Keep a sick dog away from other dogs, especially puppies. Ask your vet about vaccination for every dog in the home.

Testing in Bhopal

Pashupatinath Vet Lab, at C-200, C Sector, Shahpura, Bhopal, collects samples free anywhere in Bhopal. Dog owners in other districts can send samples through their local vet, by courier or by bus parcel; call or WhatsApp +91 88175 01118 to plan it. The lab confirms the method, sample needs and reporting time when you book. Reports reach you on WhatsApp, by e-mail and in My Reports on the website.

Lab tests that may help

Common questions

What are the early signs of distemper in dogs?
Early distemper often looks like a bad cold, with fever, low energy, poor appetite and discharge from the eyes and nose that may turn thick and yellow-green. Cough, vomiting and diarrhoea may follow, and nerve signs such as twitching can appear later. See your vet promptly if you notice these signs.
Which test confirms canine distemper?
Distemper is usually confirmed by combining tests with the dog's signs. A rapid kit gives a quick first check, ELISA adds a laboratory result, and PCR looks for the virus's genetic material. A registered veterinarian reads the results with the dog's vaccine history, because recent vaccination can affect some tests.
Can a vaccinated dog test positive for distemper?
Yes, it can happen. A recent distemper vaccine can affect some antibody and PCR results for a while, so a positive result does not always mean illness. Tell your vet the date of your dog's last vaccine, and your vet will read the result with the signs and history.
Is canine distemper contagious to other dogs?
Yes, distemper spreads easily between dogs through coughs, sneezes, discharge from the eyes and nose, and shared bowls. Keep a sick dog away from other dogs, especially puppies, and ask your vet about vaccination for dogs in the same home. Distemper does not infect people.

This guide is general information for animal owners. It does not diagnose or treat any animal. A registered veterinarian should examine the animal and read all test results together with its signs and history.

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