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My Chihuahua's paw is sore, and her toenails are loose. What's wrong?

Updated on September 23rd, 2025

Pet's info: Dog | Chihuahua | Female | unspayed | 6.3 lbs

I have a long hair Chihuahua she has been chewing and licking on her front left paw and toenails real bad for about three days now she won't let u touch her paw her toenails are real lose what could that be

1 Answer

Most Helpful Answer

Jennifer Summerfield, DVM CPDT-KA

Answered By Jennifer Summerfield, DVM CPDT-KA

Veterinarian, Certified Dog Trainer

Published on March 26th, 2017

Poor Crimson! It sounds like her paw is definitely bothering her for some reason. If her toenails are loose, this is very concerning and could indicate a severe bacterial or fungal infection of the nail beds, necrosis of the paw tissue itself, or an autoimmune disorder like lupus. This is something that needs to be checked by a vet as soon as possible to determine what is causing the problem and get her started on appropriate treatment - I would recommend taking her to be seen first thing tomorrow morning, if possible.
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