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Sialoadenectomy

Sialoadenectomy, vet examining dog's mouth

Understanding your pet’s diagnosis is the first step toward their recovery

Below is an overview of what a sialocele is, the surgical treatment used to fix it, and how to care for your pet afterward.

What is a Sialocele?

A sialocele (also known as a salivary mucocele) is a pocket of saliva that has leaked from a damaged salivary gland or duct and collected in the surrounding tissues. This typically appears as a soft, non-painful swelling in the neck or under the tongue.

Common types include:

  • Cervical: A lump under the jaw or upper neck (most common).
  • Ranula: A “bubble” on the floor of the mouth under the tongue.
  • Pharyngeal: Swelling in the throat that may cause trouble breathing or swallowing.

Common Causes: Trauma (like bite wounds or chewing sharp objects), dental issues, or duct blockages.

Symptoms: Visible swelling, excessive drooling, or difficulty eating/swallowing if the pocket is large enough to press on the throat.

What is a Sialoadenectomy?

sialoadenectomy is the definitive surgical procedure to treat a sialocele by removing the affected salivary gland and its associated duct.

  • The Procedure: Your pet will be under general anesthesia. The surgeon typically removes the mandibular and sublingual glands together, as they share a single duct.
  • Complexity: The procedure is delicate as these glands are surrounded by vital nerves and blood vessels.
  • Outcome: The prognosis is excellent, and removing these glands does not cause “dry mouth” because other glands still produce plenty of saliva.

Post-Operative Care Guide

Proper home care is vital for a smooth recovery, which typically takes 10 to 14 days.

Category Instructions
Activity Strict rest is required. Avoid running, jumping, or rough play. Use a harness instead of a collar to avoid pressure on the neck.
Wound Care Check the incision twice daily for redness, excessive swelling, or discharge. Keep the area dry—no bathing or swimming.
Protection An Elizabethan collar (cone) must be worn at all times for 2 weeks to prevent your pet from scratching or licking the site.
Diet Offer small, frequent meals of softened food (formed into “meatballs”) for up to 2 weeks to make swallowing easier.
Medication Administer all prescribed pain relief and antibiotics exactly as directed. Never use human medications like Tylenol or Ibuprofen.
Drainage If a surgical drain was placed, expect some fluid leakage for 2–3 days. Your vet will schedule an appointment for its removal.
Baths No Baths: Keep the incision completely dry for 10–14 days
  • When to call the vet: Contact your clinic immediately if you notice difficulty breathing or persistent gagging, pale or bluish gums, labored breathing, an open incision, or if your pet refuses to eat for more than 24 hours.

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Knox Veterinary Surgery provides advanced orthopedic, soft tissue, and exotic pet surgeries right in your practice, making care easier for you and your clients. Serving Tennessee and surrounding states, we deliver skilled, compassionate care in a familiar setting.