Lump on My Dog: When to Worry and When to Wait
Found a lump on your dog? Learn when to worry and when to wait for a lump on my dog, especially for adopted pets with unknown histories.
Meet Otto, an adorable 2-year-old Chihuahua boy who is a tiny bundle of happiness with a big personality. This sweet and charming little guy loves attention and is ready to bring joy and companionship to his forever home. Otto is good with dogs, cats, and kids, making him a versatile and lovable best friend for nearly any family. He's housetrained and eager to share his happy spirit.
Special Needs
No
Vaccinations
Good With
Answer 5 quick questions to see how well this pet matches your lifestyle.
Includes vaccinations, spay/neuter, and microchip where applicable.
Found a lump on your dog? Learn when to worry and when to wait for a lump on my dog, especially for adopted pets with unknown histories.
Is your dog drinking so much water suddenly? Learn common causes, from harmless to serious, and when to seek veterinary help for polydipsia.
Dog reverse sneezing can be scary, but it's usually a harmless reflex. Learn what causes it, how to help your dog, and when to seek vet care.
Looking for the best automatic dog feeder? We reviewed the top 3 models for every budget. Find the perfect feeder for your dog in 2026.
Browse our adoptable cats and kittens.