Question: What is the most likely diagnosis in this 11 year-old female Yorkshire Terrier with bilateral oral masses.
Answer: Sublingual Granuloma (also know as gum chewer lesions).
Differential diagnosis would include neoplastic and inflammatory lesions.
Question: What is the etiology?
Answer: Excessive sublingual mucosa may be present in individual small breed dogs. If considerable in size, this tissue is traumatized when the patient chews causing proliferation to progress.
What is the preferred treatment?
Answer: Surgical Excision and closure with absorbable monofilament suture.