Ascent Ear Nose & Throat
Surgery For Preauricular Sinus
or Cyst
Surgery for a preauricular sinus or cyst involves removing the sinus tract by making an incision around the preauricular pit. This procedure is minimally invasive and typically does not cause any pain.
Why & When Do I Need Surgery For Preauricular Sinus or Cyst?
Preauricular pits are generally harmless and do not cause any significant health complications. However, sometimes they can become infected if bacteria gets trapped within the sinus, forming a cyst. Signs of an infection may include swelling, redness and discharge at the pit site.
Surgery to remove the preauricular sinus or cyst is recommended if there are frequent repeated infections and if the symptoms are causing great discomfort.
What Is Surgery For Preauricular Sinus or Cyst?
A preauricular sinus or cyst, also known as a preauricular pit, is a tract that travels under the skin that does not belong there. It is typically accompanied by a small hole located right in front of the ear and above the ear canal. If bacteria become trapped within the sinus, a cyst may develop under the skin.
A preauricular sinus is more common among children who may be born with it. Most cases of preauricular sinus or cyst develop only in one ear.
Possible Risks & Complications
While a preauricular sinus or cyst removal is usually a low-risk procedure, as with any other surgical procedure, there are always side effects observed.
The risks of any cyst removal can include:
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Scarring
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Infection at the incision site
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Recurrence of the cyst
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Improper healing of the incision site
The risk may increase depending on your child’s condition, age and health.
For Singaporeans & Singapore Permanent Residents
Insurance & Medisave Partners
Certain ENT procedures are claimable under Medisave, and the exact amount would depend on the procedure. For more information, please speak to our friendly clinic staff about using your insurance plan, Integrated Sheild Plan, or Medisave.
Please note: All three Ascent ENT clinics and all our doctors are recognized Prudential Panel providers, making it easier for Prudential policyholders to access specialist ENT care across our network. Please verify your specific plan coverage with Prudential before booking.
What Happens During Surgery For Preauricular Sinus or Cyst?
You will be required to fast before the surgery. Generally, adult patients must abstain from food and water for 6 hours before surgery, while children patients must not eat or drink for 4 hours before surgery or as advised by the doctor.
During the surgery, your doctor will administer a general anaesthetic before making a small incision around the preauricular pit and removing the sinus tract.
Afterwards, the incision will be closed with stitches that dissolve on their own. When the procedure is complete, you or your child will be brought to a recovery room, where your vital signs will be observed as the anaesthetic slowly wears off.
What To Expect Afterwards?

Following the surgery, your doctor will likely advise you on some postoperative instructions on care and treatment during recovery. For example, they may prescribe antibiotics and over-the-counter medications to prevent infection and relieve discomfort.
Your doctor may also schedule follow-up appointments to check the incision site and track the healing process.
When Should You See An ENT Specialist In Singapore??
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Any Ear, Nose or Throat symptoms that you are troubled with or concerned of
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Persistent blocked nose with mouth breathing or snoring
Visit Us Today
Our Clinic
Visit us at any of our 3 convenient locations in Singapore!
Our Main Clinic
Feel free to drop by our clinic and meet our specialist
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Mount Elizabeth Medical Centre
3 Mount Elizabeth #09-03/04/05
Singapore 228510
Other Practice Locations
Parkway East Medical Centre
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319 Joo Chiat Place #03-02 Singapore 427989
Mount Alvernia Medical Centre D
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820 Thomson Road #08-63 Singapore 574623
Frequently Asked Questions
How long does the surgery last?
Surgery for preauricular sinus or cyst typically takes about 45 minutes to 1 hour.
How long does it take for the incision site to heal after surgery?
Post-operative healing typically takes about 1 or 2 weeks, depending on the severity and whether there is any infection.
Can a preauricular sinus or cyst develop again after surgery?
Yes, there is a slight chance of a recurrent preauricular sinus or even a persistent infection after surgery due to the incomplete removal of the sinus tract.

