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Updated on September 23rd, 2025
Pet's info: Dog | Havanese | Female | spayed | 2 years and 2 months old | 14 lbs
The IDEXX labs test came back negative for Microsporum canis RealPCR, also negative for Trichophyton spp.Real CPR, however it has come back POSITIVE for microsporum spp RealPCR,after 9 sulphur dips and a previous Negative score on that same metric ....does this mean the Ring Worm is gone, or should I continue therapy...also the dog is still itchy......is this one part of the test relevant...my vet says to disregard but i am not sure i believe him
2 Answers

Answered By Justin Plunk, DVM
Veterinarian
Published on September 25th, 2017
Answered By Dr. Macartney, BVet Med, MRCVS
Veterinarian
Published on October 30th, 2017
Thank you for providing pictures. Unfortunately, even with your excellent pictures it is difficult to diagnose skin conditions without a microscopic analysis. My best advice would be to take Lucy in to see a veterinarian as soon as you can for a diagnosis and a treatment plan. Form the appearance of the lesions it does seem very likely it could be a fungal infection. This will be treated with a topical shampoo prescribed by a veterinarian.
Best of luck to you both and please ask any further questions you may have. We are here to help.
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