Minimally Invasive Salivary Gland Care

Dr. Vidhyadharan Sivakumar is a sialendoscopy surgeon in Chennai offering sialendoscopy, a minimally invasive technique to diagnose and treat salivary gland disorders without removing the gland. Using a tiny endoscope inserted through the natural duct opening, he can remove stones, dilate strictures, and treat chronic infections while preserving your salivary gland function.

Traditional treatment for salivary stones often required complete gland removal. With sialendoscopy, most patients can keep their glands and return to normal eating within days. Compared with open surgery, it typically means less pain, no visible scars, and preservation of natural saliva production.

Credentials & Expertise

Sialendoscopy specialist | Gland-preserving approach | Minimally invasive stone removal | Stricture dilation expertise | Same-day discharge | No external scars

Understanding Salivary Gland Stones & Sialendoscopy

Salivary gland stones (sialolithiasis) are calcified deposits that block the ducts carrying saliva from the glands to the mouth. About 80 to 90% form in the submandibular gland, under the jaw, because its duct (Wharton's duct) runs upward against gravity and its saliva is thicker and richer in mucus and calcium. Most of the rest form in the parotid gland, in front of the ear, where Stensen's duct is narrower and bends sharply around the cheek muscle. Submandibular stones usually show swelling under the jawline and are more often dense enough to see on imaging; parotid stones cause swelling over the cheek and are more often soft or poorly calcified.

The classic symptom is painful swelling of the gland during meals that subsides afterward. Sialendoscopy uses a tiny endoscope, about 1.1 to 1.6 mm wide, passed through the natural duct opening inside the mouth to find and remove stones without an external cut. In large published series, around 9 in 10 patients treated this way keep their gland and its saliva production.

Causes & Risk Factors

1
Dehydration

Concentrated saliva promotes crystal formation and stone growth

2
Medications causing dry mouth

Antihistamines, antidepressants, diuretics, and blood pressure drugs

3
Smoking

Alters saliva composition and reduces salivary flow

4
Chronic sialadenitis

Recurrent gland infections create conditions for stone formation

5
Gout

Uric acid crystal deposits can form in salivary ducts

6
Sjögren's syndrome

Autoimmune condition causing chronic dry mouth and gland inflammation

7
Poor oral hygiene

Bacterial contamination of duct openings

8
Thick saliva composition

Mucous-heavy saliva is more prone to stone formation

9
Ductal strictures

Narrowed or kinked ducts trap saliva and promote calcification

How Are Salivary Stones Diagnosed?

Diagnosis combines clinical examination with imaging to locate the stone, measure its size, and decide whether sialendoscopy alone or a combined approach is best. Ultrasound comes first: it is quick, uses no radiation, and finds most stones. A CT or cone-beam CT is added when a stone is deep, very small, or not seen clearly. Some blockages, such as soft mucus plugs and duct narrowing, do not show on any scan, and diagnostic sialendoscopy then lets the surgeon see them directly.

Clinical examination

Bimanual palpation of the duct and gland to feel for stones

Ultrasound

First-line imaging, detects most stones and assesses gland condition

CT scan

For large or deep stones not visible on ultrasound

Cone-beam CT

High-resolution imaging for precise stone localization

Sialography

Contrast dye study mapping the duct system

Diagnostic sialendoscopy

Direct visualization of the stone and duct using a miniature camera

Conditions We Treat

Salivary Gland Stones (Sialolithiasis)
Submandibular Gland Stones
Parotid Gland Stones
Salivary Duct Strictures (Narrowing)
Chronic Sialadenitis (Recurrent Gland Infections)
Blocked Salivary Ducts
Recurrent Parotid Swelling
Juvenile Recurrent Parotitis
Radioiodine-Induced Sialadenitis
Sjögren's Syndrome-Related Symptoms
Post-Radiation Salivary Problems
Salivary Gland Cysts

When to See a Salivary Gland Specialist

Consult Dr. Vidhyadharan if you experience:

Painful swelling under jaw or near ear during meals
Swelling that increases while eating
Recurrent episodes of gland swelling
Pus discharge from under the tongue
Dry mouth with gland swelling
Hard lump felt under the tongue or jaw
Foul taste in mouth
Difficulty opening mouth during swelling
Fever with facial swelling
Persistent gland enlargement
Pain when eating sour or acidic foods
Previous failed stone removal attempts

Early diagnosis improves outcomes

Treatments

Sialendoscopy Techniques

Diagnostic Sialendoscopy

Direct visualization of salivary duct interior using a miniature endoscope (1.1-1.6mm). Identifies stones, strictures, mucus plugs, and inflammatory changes. Performed under local or general anesthesia with no external incisions.

Sialendoscopic Stone Removal

Removal of salivary stones using tiny baskets or graspers passed through the endoscope. Small stones, typically up to about 4 mm in the submandibular duct and 3 mm in the parotid duct, can usually be removed whole. Larger stones may need a combined approach.

Duct Dilation & Stenting

Balloon dilation of narrowed salivary ducts (strictures) to restore normal saliva flow. Temporary stents may be placed to maintain patency during healing. Effective for post-inflammatory or post-radiation strictures.

Combined Approaches

For large or impacted stones, sialendoscopy-assisted surgery combines endoscopic visualization with small external incision (under the jaw or inside the mouth) for complete stone removal while preserving the gland.

Why Choose

Why Choose Dr. Vidhyadharan

Sialendoscopy performed by a fellowship-trained head and neck surgeon (ASOHNS Fellowship (Royal Adelaide Hospital, Australia))

Gland-preserving philosophy, avoid unnecessary gland removal

Same-day discharge for most procedures

No visible external scars

Experience with complex and recurrent cases

Advanced Technology & Techniques

Sialendoscopes (1.1mm - 1.6mm)Stone Retrieval Baskets & GraspersBalloon Dilation CathetersSalivary Duct StentsEndoscopic Camera System
Your Journey

Your Treatment Journey

Understanding what to expect helps reduce anxiety and prepares you for treatment

1

Initial Consultation & Imaging

Clinical examination, review of symptoms, and imaging studies (ultrasound, CT scan, or sialography). Assessment of stone size, location, and duct anatomy to determine optimal treatment approach.

2

Treatment Planning

Discussion of diagnosis and treatment options. For small stones and strictures, sialendoscopy alone may suffice. Larger stones may require combined approach. Consent and pre-procedure instructions provided.

3

Sialendoscopy Procedure

Performed under local or general anesthesia (45-90 minutes). Endoscope inserted through natural duct opening. Stone removed or stricture dilated. No external incisions in most cases.

4

Same-Day Recovery

Most patients go home within hours. Mild swelling and discomfort for 2-3 days. Soft diet initially, then normal eating. Antibiotics and anti-inflammatory medications as needed.

5

Follow-Up & Prevention

Review at 1-2 weeks to confirm resolution. Guidance on hydration and sialagogues to prevent recurrence. Ultrasound surveillance for patients with history of multiple stones.

FAQs

Frequently Asked Questions

Sialendoscopy is a minimally invasive procedure where a tiny endoscope (1.1-1.6mm diameter) is inserted through the natural opening of the salivary duct in the mouth. This allows direct visualization of the duct interior, identification of stones or strictures, and treatment using specialized instruments, all without any external incisions. The procedure is performed under local or general anesthesia and most patients go home the same day.

Salivary stones (sialoliths) form when calcium and other minerals in saliva crystallize, often due to dehydration, reduced saliva flow, or duct abnormalities. The submandibular gland is most commonly affected (80-90% of cases) because its saliva is thicker and the duct travels upward against gravity. Risk factors include dehydration, certain medications that reduce saliva, and chronic gland infections.

With sialendoscopy, most patients can keep their salivary glands. Gland removal (sialadenectomy) is now reserved for cases with very large stones not amenable to endoscopic removal, severe chronic infection with gland destruction, or suspected tumors. Dr. Vidhyadharan's gland-preserving approach means you maintain natural saliva production and avoid risks of gland removal surgery.

Large published series report stone clearance in roughly 80 to 90% of patients, with most keeping their gland. Success depends on stone size, location, and duct anatomy. Small stones are usually removed whole with a tiny basket; larger ones may need a combined approach through a small incision. Your surgeon will explain which option suits your stone after reviewing your scans. Even when complete stone removal isn't possible, sialendoscopy often relieves symptoms by improving saliva flow.

Sialendoscopy is well-tolerated with minimal pain. The procedure is performed under local anesthesia (numbing the duct opening) or general anesthesia depending on case complexity. Most patients experience only mild discomfort and swelling for 2-3 days afterward, managed with simple pain medications. There are no external incisions to heal.

Recovery is quick, most patients go home the same day and return to work within 1-2 days. Mild swelling and discomfort are common for 48-72 hours. Normal eating can resume within a day. Complete healing of the duct occurs within 1-2 weeks. This is much faster than traditional gland removal surgery which requires 1-2 weeks recovery.

Recurrence is uncommon but possible, especially in patients with predisposing factors like chronic dehydration, abnormal duct anatomy, or autoimmune conditions. Prevention strategies include staying well-hydrated, using sour candies or lemon to stimulate saliva flow (sialagogues), and managing underlying conditions. Even if stones recur, sialendoscopy can be repeated.

Traditional surgery removes the entire salivary gland through an external incision, with risks of facial nerve injury (for parotid), visible scar, and permanent loss of saliva production. Sialendoscopy uses the natural duct opening, no external incision, no scar, preserved gland function, same-day discharge, and faster recovery. It has revolutionized salivary gland stone treatment.

Yes, sialendoscopy is effective for recurrent sialadenitis (gland infections). By removing stones, dilating strictures, and washing out the duct system, sialendoscopy eliminates the underlying cause of recurrent infections. It is also used for juvenile recurrent parotitis in children and radioiodine-induced sialadenitis after thyroid cancer treatment.

Strictures are narrowings of the salivary duct that block saliva flow, causing recurrent swelling and infections. They can result from previous stones, infections, radiation, or autoimmune conditions. Treatment involves sialendoscopic balloon dilation to widen the narrowed segment, sometimes with temporary stent placement. Multiple dilations may be needed for severe strictures.

A sialendoscopy surgeon diagnoses and treats blockages inside the salivary ducts using a miniature endoscope passed through the duct opening in the mouth. This includes removing stones, widening narrowed ducts with a small balloon, washing out chronically infected ducts, and planning a combined approach when a stone is too large to remove whole. The aim throughout is to clear the blockage while keeping the gland working, rather than removing it.

Dr. Vidhyadharan Sivakumar performs sialendoscopy at THANC Hospital (The Head And Neck Centre & Hospital), Chennai. Patients come from across Chennai and Tamil Nadu, and from other states. To book a consultation, use the appointment form on this page or call +91 73059 53378. Bring any ultrasound or CT scans you already have.

The cost of sialendoscopy in Chennai, as elsewhere in India, depends on what your case needs: a diagnostic look only or stone removal, the number, size and location of stones, whether a duct stent is needed, local or general anaesthesia, and whether you go home the same day. Because these vary so much, a fixed price quoted before seeing your scans would not be accurate. After reviewing your ultrasound or CT, the team at THANC Hospital gives you a written estimate, and you can check it against your health insurance before deciding. Compared with open gland removal, sialendoscopy usually means a shorter stay and less time off work.

Yes, sialendoscopy is particularly valuable for children with juvenile recurrent parotitis, a condition causing repeated painful parotid swelling. Rather than waiting for the child to "outgrow" the condition, sialendoscopy can provide definitive treatment by washing out the duct system and dilating any narrowings. Dr. Vidhyadharan treats pediatric salivary gland disorders with age-appropriate care.

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