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When does a tooth really have to be extracted

When does a tooth really have to be extracted — and what should be tried first?

Updated August 2026  ·  12 min read
The key facts

A tooth has to be extracted when it can no longer be repaired or when keeping it would damage what is around it — and that is a much shorter list than most patients fear. The findings that genuinely end a tooth are a vertical root fracture, decay that runs so far below the gum and bone that nothing can be sealed against, advanced periodontitis with the supporting bone largely gone, extensive root resorption, and a persistently infected root that cannot be treated again or operated on. Everything else — deep decay, an abscess, a broken crown, a wobbling tooth during an acute inflammation, a root canal treatment that has failed — belongs first in the “try to save it” category. Modern dentistry treats preservation as the default and extraction as the decision that has to be justified, not the other way round. If you have been told a tooth must come out, it is entirely reasonable to ask which finding leads to that conclusion, and to ask for it in writing.

01 — Why preservation comes first

Why preservation comes first

Your own tooth does things no replacement fully reproduces. It hangs in the jaw on a thin ligament that cushions chewing forces and tells your brain how hard you are biting, and its root loads the bone with every bite — which is what keeps that bone there. So a tooth kept for another ten or fifteen years is rarely wasted effort, even if it needs work to get there. Implants (Implantate) are a very good solution, with survival rates reported at around 95 % and above, but “very good replacement” and “your own tooth” are not the same category.

The principle has a limit worth naming honestly: preservation at any price is not the goal either. A tooth that consumes three appointments a year, keeps flaring up and is doomed anyway costs you time, money and comfort, and can compromise the plan for the teeth around it. The aim is a mouth that works for years, not a trophy for keeping every tooth.

02 — What genuinely ends a tooth

What genuinely ends a tooth

Finding Why it is usually decisive
Vertical root fracture (Längsfraktur) The crack runs along the root. Bacteria live inside it, no filling material seals it, and the bone next to it is lost steadily. Occasionally a single root of a molar can be removed and the rest kept
Decay deep below the bone level A restoration needs a sound margin to seal against. If sound tooth structure runs out below the bone, nothing can be sealed, and a crown placed on it fails
Advanced periodontitis (Parodontitis) When most of the supporting bone is gone and the tooth is markedly mobile, there is nothing left to hold it. Note that mobility during an acute inflammation is a different matter
Persistent infection at the root tip with retreatment and surgery ruled out Root canal retreatment or an apicoectomy handles many of these. Where anatomy or previous work rules both out, the source of infection has to go
Extensive root resorption The root is being dissolved from inside or outside. Once it is advanced, there is no material to rebuild
Too little tooth substance left A crown needs a collar of healthy tooth to grip. Without it, the restoration comes loose repeatedly or the root fractures under load
Teeth in the way of necessary treatment Occasionally a tooth blocks an orthodontic plan or a prosthetic solution that serves the whole mouth better
Before radiotherapy or antiresorptive medication Where head and neck radiotherapy or certain bone medications are planned, doubtful teeth are often removed beforehand, in consultation with the treating specialist

Two of these deserve a caveat. A vertical fracture is frequently suspected but not always present — it is confirmed by examination, sometimes under a microscope, and by imaging, not by a hunch. And “advanced periodontitis” describes a stage, not a diagnosis of hopelessness: many mobile teeth firm up measurably after periodontal treatment.

03 — What looks worse than it is

What looks worse than it is

Some situations frighten patients into expecting the worst. In practice they are among the most treatable.

A deep hole and severe pain. Pain usually means the nerve is inflamed, and that is precisely what root canal treatment (Wurzelbehandlung) addresses. How much it hurts says almost nothing about whether the tooth can be kept.

An abscess and a swollen face. Alarming, and it needs treating quickly — but the standard response is to relieve the pressure and treat the source, not to remove the tooth on sight.

A tooth that has become loose. During an acute inflammation, loosening often reflects swelling and irritation rather than permanent bone loss, and reassessment once things have settled frequently gives a different answer.

A root canal treatment that has failed. A retreatment under a microscope, or an apicoectomy (Wurzelspitzenresektion, WSR), saves a substantial proportion of these teeth.

A crown that has broken off at gum level. What matters is how much sound root remains beneath, and there are surgical and orthodontic ways to expose more of it.

04 — The ladder of alternatives

The ladder of alternatives

Before an extraction is agreed, these are the rungs worth asking about — one of them may fit your tooth.

Root canal treatment or retreatment. The infected tissue is removed, the canal system cleaned and sealed. Magnification changes what can be found: fine or curved canals that are invisible to the naked eye are a common reason a first attempt failed. In our practice this work is done under a microscope. Root canal treatment – service page (EN)

Apicoectomy (WSR). The root tip and the inflamed tissue around it are removed surgically from the outside, and the canal sealed from the end. This is the standard fallback where a retreatment is not possible.

Periodontal treatment. Cleaning the root surfaces below the gum, followed by structured maintenance, often stabilises teeth that felt doomed. Periodontitis treatment – service page (EN)

Crown lengthening. A small surgical procedure that exposes more of the root so a crown has something sound to grip.

Orthodontic extrusion. A tooth broken deep down can be drawn slowly out of the bone over weeks until enough of it is accessible to restore.

Hemisection or root amputation. In molars with several roots, the damaged root can sometimes be removed and the remainder kept and crowned.

Splinting. Bonding a loosened tooth to its neighbours can carry it through a phase of instability while the tissues recover.

Not every rung suits every tooth, and part of an honest consultation is saying which are realistic in your case — and what each costs in appointments, money and probability of success.

05 — When extraction is the

When extraction is the better choice even though the tooth could be saved

There is a second, quieter category that deserves the same honesty.

Sometimes a tooth is technically salvageable, but the effort is out of proportion: several appointments, a post and a crown, a guarded prognosis, and a real chance of losing it in a few years anyway. Sometimes a tooth has already had two attempts and keeps failing. Sometimes it sits at the back with no opposing tooth and contributes nothing to chewing. And sometimes a chronic source of infection needs to be dealt with definitively because of a medical situation elsewhere in the body.

None of these makes extraction “giving up”. They make it a decision taken with open eyes. If you are actively weighing those trade-offs, that is the subject of its own article: Save the tooth or take it out? An honest way to decide.

06 — Get the reason in writing

Get the reason in writing — and a second opinion if you want one

Two habits protect patients here, and both are entirely normal in Germany.

Ask which finding leads to the recommendation and ask to see it: on the X-ray, on the screen, in the periodontal chart. “It is not worth saving” is a conclusion, not a finding.

A second opinion is unremarkable. Nobody sensible takes offence, and for an irreversible decision it is proportionate. Bring your current X-rays — repeating imaging without reason is exactly what German radiation protection rules aim to avoid. Our first consultation is free, which makes a second opinion straightforward to obtain.

07 — After the decision

After the decision: the gap and the plan

If the tooth does come out, the question of what happens to the space belongs to the same conversation, not to a later one. The socket heals over weeks, and the bone around it remodels and shrinks somewhat in the following months — which is why the timing of any replacement is planned rather than improvised. When do you need an implant after a tooth extraction?

On the money side, one German particularity is worth knowing. For a replacement — a crown, bridge or denture — your statutory fund (GKV) pays a fixed subsidy (Festzuschuss) based on standard care, and its size depends on your bonus booklet (Bonusheft): 60 % without regular stamps, 70 % with five years complete, 75 % with ten, and up to 100 % under the hardship provision. For a single missing tooth in 2026 those amounts are 552.96 €, 645.12 €, 691.20 € and 921.60 € respectively. The treatment and cost plan (Heil- und Kostenplan, HKP) has to reach the fund before treatment starts, and processing times vary from fund to fund. What the extraction itself costs is a separate question with its own page: What does a tooth extraction cost? Prices, statutory cover and hidden costs.

Keep it or remove it?

Keep it – where possible

Decay that can be treated
Root inflammation with a good prognosis
Gum disease at an early stage
Here it is worth trying to keep the tooth.

Remove it – where necessary

A vertical fracture of the root
Hopeless prognosis
A severely loose tooth
When keeping it no longer makes sense.
The finding always decides — not the list.
08 — What is normal afterwards

What is normal afterwards — and when to contact us

Normal

  • Soreness peaking on the first day or two, then declining steadily
  • Slight oozing on the first day, pinkish saliva into the evening
  • Mild swelling for two to three days, sometimes bruising from day two
  • A dark clot in the socket, later a whitish-yellow film — new tissue, not pus
  • Awkward chewing and limited mouth opening for a few days

Ring us the same day

  • Pain that increases after day two or returns after improving, often with a foul taste — the pattern of a dry socket (trockene Alveole): Dry socket: when the pain comes back days later
  • Bleeding that soaks a fresh gauze pad within minutes or restarts heavily
  • Swelling that grows after day three, especially with fever, difficulty swallowing or restricted mouth opening
  • Numbness of lip, chin or tongue persisting long after the anaesthetic should have worn off
  • After an upper back tooth: nosebleed on that side, or air passing between mouth and nose

We are open Monday to Friday 07:30–19:30 and Saturday 08:00–18:00. Outside those times the regional out-of-hours dental service (Notdienst) handles acute problems — save the number before your appointment, not afterwards.

09 — Special situations

Special situations

Diabetes. Well-controlled diabetes is no obstacle to either keeping or removing a tooth; poorly controlled diabetes affects healing and periodontal stability, so it changes what is realistic. Bring your latest values.

Smoking measurably worsens healing after extractions and after periodontal treatment. A pause over the healing period changes the odds.

Blood thinners and antiresorptive medication. Never stop them on your own initiative. Bring names and doses; this genuinely alters the planning.

Dental anxiety. Fear is a legitimate reason to plan differently, not something to apologise for. Sedation and laughing gas (Lachgas) are available in our practice, and knowing that in advance often makes the decision itself easier.

New to Germany. The vocabulary alone can decide how a conversation goes: Zahnerhalt means preserving the tooth, Extraktion removing it, Wurzelbehandlung is root canal treatment and WSR the surgical option. We work in English alongside German, Russian, Turkish, Ukrainian, Arabic, Kurdish and French, and patients reach us from Düsseldorf, Cologne, Bonn, Essen and Dortmund — for an irreversible decision, 20 to 30 minutes for a consultation in your own language is time well spent. English-Speaking Dentist in NRW

10 — FAQ & conclusion
My dentist says the tooth is not worth saving. Do I have to accept that?

No, and asking for the reasoning is not a challenge to anyone’s competence. Ask which finding is decisive — fracture, bone level, remaining substance, resorption — and ask to see it. If the answer is clear and visible, you can decide with confidence. If it is vague, a second opinion with your existing X-rays is a proportionate next step.

Is it true that a tooth with an abscess always has to come out?

No. An abscess is a collection of pus that needs relieving and a source that needs treating, and in many cases the source can be treated through the tooth. Removal is one option among several, and it is chosen when the tooth itself cannot be repaired — not because there is swelling.

How urgent is the decision? Can I take a week to think?

For most teeth, yes — provided the situation is not acute. Spreading swelling, fever, difficulty swallowing or severe uncontrolled pain need attention immediately. A chronic problem that has been there for months can usually wait for a considered decision and a second opinion.

If the tooth is saved, how long will it last?

Nobody can promise a figure, and be sceptical of anyone who does. What an honest consultation gives you instead is a prognosis in words — good, guarded or poor — with the reasons named, plus what would improve it: a crown to protect a root-treated tooth, periodontal maintenance, a night guard (Knirscherschiene) if you grind your teeth.

Does it hurt to have a tooth taken out?

The extraction itself is done under local anaesthetic and is felt as pressure and movement, not pain; afterwards there is soreness for a few days, worst on the first evening. The sensations at each stage are described here: Does a tooth extraction hurt? What you really feel during and after.

In short

Extraction is the one dental decision that cannot be reversed, which is why it deserves a named reason. A handful of findings genuinely end a tooth: a fracture down the root, decay beyond any margin, bone that is largely gone, a root that cannot be treated again. Far more situations look like the end and are not — deep decay, an abscess, a loose tooth during an acute phase, a failed root filling. Before you agree, ask which category yours is in, ask which rung of the ladder was considered, and ask for the plan in writing. Whatever the answer, a decision you understand is easier to live with than one you merely accepted. Oral surgery – service page (EN)

VT
Medizinisch geprüft
Veniamin Tsypin, Dentist

Zahnarztpraxis Tsypin · Wuppertal. This article was medically reviewed and is provided for information; it does not replace an examination. Updated August 2026.

How we can help

At Zahnarztpraxis Tsypin in Wuppertal-Elberfeld the first question about any doubtful tooth is whether it can be kept — root canal work is carried out under a microscope, periodontal treatment is structured rather than improvised, and surgical options are planned with 3D imaging where the anatomy calls for it. You get the finding explained on screen and the plan in writing before anything begins. The first consultation is free, which also makes it a straightforward place to bring a second opinion; a 3D X-ray (DVT) costs 178 € where one is needed. Sedation and laughing gas are available for anxious patients, and we speak DE, EN, RU, TR, UA, AR, KU and FR: Oral surgery – service page (EN). You might also find useful Zahnwissen › Oral Surgery (EN) “`

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