Wisdom Teeth in Canada Water: When to Act and Why

Waiting Often Makes Things Worse

Most patients who come to us with wisdom tooth problems fall into one of two camps. Either they have been in pain and have finally decided to get it looked at, or they have been managing vague discomfort for months and assumed it would eventually settle.

In most cases, it does not settle.

At M Dental Greenwich, wisdom tooth problems are among the most common emergency dentistry cases we see, and the outcomes are almost always better for patients who come in earlier rather than later.

What actually goes wrong with wisdom teeth

Wisdom teeth cause problems for a straightforward reason: most people do not have enough room for them to come through properly.

When a wisdom tooth is impacted or only partially erupted, it cannot be cleaned effectively. Food and bacteria become trapped around it, leading to repeated infections, gum inflammation, decay, and persistent bad breath. In more advanced cases, the wisdom tooth begins to damage the neighbouring molar, often without the patient being aware of it at all. This is one of the reasons wisdom tooth problems benefit from early assessment. The damage being done is not always visible or painful until it is already significant.

Symptoms that should prompt an assessment

Patients should seek an assessment if they notice any of the following: pain or swelling around the back of the mouth, difficulty opening the mouth fully, discomfort when chewing, repeated episodes of inflammation around a wisdom tooth, or a feeling that something is not quite right in that area.

Even mild symptoms that keep returning are worth getting checked. Recurring discomfort around a wisdom tooth is rarely a sign that the situation is improving. It is usually a sign that something is happening beneath the surface that will not resolve without intervention.

The most common mistake patients make

The single most frequent misunderstanding we see around wisdom teeth is the assumption that if a tooth is not painful, it must be fine.

Unfortunately, that is not always the case. Impacted or poorly positioned wisdom teeth can silently cause damage to the neighbouring tooth for years before any symptoms appear. By the time a patient presents with pain, it is not uncommon to find that both the wisdom tooth and the adjacent molar have been significantly damaged, sometimes to the point where both teeth are at risk.

This is one of the clearest examples in dentistry where early assessment genuinely changes

outcomes. Patients who come in while the situation is still manageable almost always have simpler, more predictable options than those who wait until symptoms become severe.

How we assess wisdom teeth at M Dental Greenwich

Assessment begins with a clinical examination and dental X-rays to evaluate the position of the tooth, the surrounding bone, and the condition of neighbouring teeth. In more complex cases, a CBCT scan may be recommended. This gives a detailed three-dimensional view of the wisdom tooth roots in relation to important structures such as nerves, which allows for much more precise treatment planning.

Based on the assessment, we can advise whether the tooth should be monitored, treated, or removed. Not every wisdom tooth needs to come out. But when removal is the right option, having a thorough assessment beforehand means the process is safer, more predictable, and better explained to the patient. For patients who need broader general dentistry support alongside their wisdom tooth care, we can manage everything in one place.

Wisdom tooth removal, including complex cases

At M Dental Greenwich, we can manage both straightforward and more complex wisdom tooth extractions in-house. For surgical cases, we work with an experienced oral surgeon, so patients do not need to be referred elsewhere and can be treated within a practice they already know.

For patients who are anxious about the procedure, or where the complexity of the case warrants it, we also offer intravenous sedation. This allows the treatment to be carried out while the patient is in a deeply relaxed state, with little or no recollection of the procedure afterwards.

The combination of careful assessment, clinical experience, and access to sedation means that most patients find wisdom tooth treatment far more manageable than they had anticipated.

Frequently asked questions about wisdom teeth in Greenwich

Do all wisdom teeth need to be removed?

No. Many wisdom teeth can be monitored without any treatment if they are not causing problems and are not damaging neighbouring teeth. The decision to remove a wisdom tooth is made on the basis of a proper assessment rather than as a routine procedure.

How do I know if my wisdom tooth is impacted?

Impacted wisdom teeth often cause recurring discomfort, inflammation around the gum, or a feeling of pressure at the back of the mouth. The only way to know for certain is through a clinical examination and X-ray. If you have any of these symptoms, it is worth getting it assessed.

Is wisdom tooth removal painful?

The procedure is carried out under local anaesthetic, so the experience itself should be comfortable. Some soreness and swelling afterwards is normal and usually settles within a few days. For more complex cases or anxious patients, sedation is available.

What happens if I leave a problematic wisdom tooth untreated?

Recurring infections, damage to the neighbouring tooth, and increasing complexity of any eventual treatment are the most common consequences. In some cases, leaving a problematic wisdom tooth too long means that the adjacent molar is also put at risk.

Book a wisdom tooth assessment in Greenwich

If you have been experiencing discomfort around a back tooth, or if you have been told in the past that your wisdom teeth need monitoring, a proper assessment is the right next step.

At M Dental Greenwich we will examine the area, take the appropriate imaging, and give you a clear, honest view of what is happening and what your options are.

M Dental Greenwich is a short walk from Maze Hill station and welcomes patients from Blackheath, Woolwich, Charlton, Deptford, Lewisham, and across South East London.

M Dental Greenwich

1 Harrison Walk

London

SE10 0YL

0204 518 8554