Introduction
Your cousin had all four wisdom teeth removed at nineteen. A colleague still has hers at forty and has never given them a second thought. Both stories are normal. Wisdom teeth removal is a very common dental procedure, yet it is not something every person needs. Some wisdom teeth come through straight, work like any other molar and cause no trouble. Others get stuck, grow at odd angles or become hard to clean. For these teeth, wisdom tooth extraction is one option your dentist may discuss. This article explains how dentists tell the difference, which signs suggest it may be time to act, and what to consider before deciding either way.
Table of Contents
- What Wisdom Teeth Are
- The Short Answer: Not Always
- Signs It Might Be Time
- How Your Dentist Makes the Call
- Weighing Up Wisdom Tooth Extraction
- If You Keep Them: Looking After Wisdom Teeth
- Conclusion
- Contact Us
What Wisdom Teeth Are
Wisdom teeth are the third and final set of molars, sitting right at the back of the mouth. They usually appear between the ages of 17 and 25, long after the other adult teeth have settled. Most people have four, one in each corner, though some have fewer or none at all. The name comes from the age they appear, when people are supposedly a little older and wiser than when their other molars arrived.
Because they arrive last, space is often tight. A modern jaw may simply not have room for them. When a wisdom tooth cannot fully come through, dentists call it impacted. Even a wisdom tooth that does come through can sit so far back that brushing it properly feels like a stretching exercise.
The Short Answer: Not Always
For years, removing wisdom teeth early “just in case” was common practice in many countries. Thinking has shifted. In the UK, the National Institute for Health and Care Excellence (NICE) advises against removing impacted wisdom teeth that are free of disease simply as a precaution. Instead, removal is recommended when there is a clear problem.
A wisdom tooth can often stay if it:
- Has come through fully and sits upright
- Meets the opposite tooth when you bite
- Can be cleaned properly with a brush and floss
- Has healthy gums around it
- Shows no decay, cysts or damage on X-rays
That said, “no symptoms” is not the same as “no problems.” Some issues develop quietly, which is why regular check-ups with X-rays matter.
Signs It Might Be Time
Contact your dentist if you notice any of the following around the back of your mouth:
- Pain or pressure behind your last molar, sometimes spreading to the jaw or ear
- Swollen, tender gum over a partly erupted tooth. A flap of gum can trap food and bacteria, leading to an infection called pericoronitis.
- Bad taste or smell that keeps returning from the back of the mouth
- Difficulty opening your mouth fully, or stiffness in the jaw
- Food packing between the wisdom tooth and the molar in front
- Bleeding gums in that area when you brush
- Sensitivity or a visible hole suggesting decay
A single mild episode of sore gums while a tooth is coming through is common. Repeated flare-ups, especially infections that keep returning, are one of the more common reasons dentists recommend removal. In these cases, a tooth extraction can remove the source of the repeated infections.
Some reasons for extraction only show up on an X-ray. These include decay on the back of the neighbouring molar, bone loss from gum disease, a cyst forming around the tooth, or a wisdom tooth pushing against the roots of the tooth in front.
How Your Dentist Makes the Call
The decision usually rests on three things.
Examination. Your dentist looks at the position of the tooth, the health of the gums around it and how well you can reach it with a brush.
Imaging. A panoramic X-ray, sometimes called an OPG, shows all four wisdom teeth, their roots and the surrounding bone in one image. If the roots appear close to the nerve in the lower jaw, a 3D CBCT scan may be suggested. It gives a much clearer view of that relationship and helps with planning.
Your history. How often you have had pain or infections, your general health and your age all come into it. Wisdom tooth roots keep developing into the early twenties, and many dentists find that removal tends to be more straightforward and healing quicker in younger adults. That is one reason the topic often comes up in the late teens and early twenties. Even so, wisdom tooth removal is still an option for older adults when there is a clear reason for it.
Your dentist should explain what they see on the scan and why they are, or are not, recommending removal. Feel free to ask to see the image yourself.
Orthodontic plans sometimes come into it as well. If you are having braces or aligners, your dentist and orthodontist may discuss your wisdom teeth, although evidence that they cause crowding of the front teeth is limited.
Weighing Up Wisdom Tooth Extraction
Like any procedure, wisdom tooth extraction has benefits and possible downsides. A good decision weighs both.
Possible benefits:
- Relief from repeated pain or infection
- Protection for the molar in front
- Easier cleaning at the back of the mouth
- Removal of a source of ongoing gum problems
Possible risks:
- Swelling, bruising and jaw stiffness for several days
- Dry socket, where the blood clot in the socket is lost, causing pain a few days after surgery
- Temporary numbness of the lip, chin or tongue if a nearby nerve is affected, which in rare cases can last longer
- For upper wisdom teeth, a small chance of an opening into the sinus
- Bleeding or infection, both usually manageable with prompt care
Most people recover within a week or two, and you should receive written aftercare instructions and a number to call. Recovery after wisdom tooth removal also depends on how deeply the tooth was buried and the angle it was sitting at. Your dentist will go through the risks that apply to your specific tooth, based on its position and your scans. If you decide to keep a tooth that concerns them, that is your choice, but agree on a plan for monitoring it.
If You Keep Them: Looking After Wisdom Teeth
Keeping healthy wisdom teeth is a reasonable choice, but they need a little extra attention:
- Use a toothbrush with a small head so you can reach right to the back.
- Angle the brush toward the gum behind the last tooth.
- Clean between the wisdom tooth and its neighbour with floss or a small interdental brush.
- Rinse with water after meals if food tends to get trapped.
- Keep up regular check-ups so your dentist can monitor the area, with X-rays when needed.
- Pay attention during a cold or a stressful week, since gum flare-ups around wisdom teeth often appear at those times.
Many Dubai residents travel often or split time between countries. If that sounds like you, keep a copy of your dental X-rays so any dentist can compare changes over time.
Conclusion
Do wisdom teeth always need to come out? No. Healthy, upright, cleanable wisdom teeth can often stay in place for many years. Wisdom teeth removal is usually advised when there are repeated infections, decay, damage to the neighbouring molar, gum disease or cysts. Some of these problems cause pain; others show up only on X-rays. Regular check-ups give your dentist the chance to spot issues early and help you make a calm, informed decision about your own teeth.
Contact Us
Ready to take the next step? Our DSO team is happy to help.
Magnum Dental Clinic – DSO
Address: SIT Tower 101, Nr Choitram Super Market, above Baskin Robins Ice-cream, Dubai Silicon Oasis, Dubai, United Arab Emirates
Phone: +971 54 336 3340
