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Published 4 September 2026·Dr. Gabriel Joel, DMD

The Pain Stopped for Three Weeks. Then His Face Swelled.

Quick answer: When a bad toothache disappears on its own without treatment, it usually means the nerve has died, not that the tooth has healed. The infection carries on silently and typically announces itself weeks later as swelling.

The call

Gidon, 41, from Migdal HaMayim, had a fortnight of serious toothache in October that stopped abruptly one Tuesday. He was relieved and assumed it had sorted itself out. He cancelled the appointment he had made.

Three weeks later he woke with a swollen cheek and phoned at seven in the morning, apologetic.

What we found

Lower left second molar. No response to any vitality test. Extremely tender to tapping. A soft, fluctuant swelling in the buccal sulcus about the size of a grape, with the cheek visibly puffy but no eye involvement, no fever, no difficulty swallowing, and a normal mouth opening. A localised abscess, in other words, and not a spreading one.

The sequence he had lived through is textbook, and it is worth understanding because the middle chapter fools almost everyone.

Stage one — irreversible pulpitis. Severe, spontaneous, temperature-sensitive pain. The nerve is inflamed and dying.

Stage two — necrosis. The pulp dies completely. There is no living nerve tissue left to generate pain. The tooth goes quiet. This is what he mistook for recovery.

Stage three — apical periodontitis and abscess. Bacteria multiply in the dead space and push out of the root tip into the bone. Pressure builds. Days or weeks later, swelling.

The quiet period between stages two and three is the most dangerous thing about toothache, because it removes the very symptom that would have brought him in.

What we did

Two things, in the right order.

First, drainage. We anaesthetised the area, opened the tooth and let the infection drain through the canals, then made a small incision into the abscess and drained it. Relief was immediate — pressure is what causes the pain, and releasing it does more than any tablet.

Second, antibiotics. Justified here because there was facial swelling, but as an adjunct to drainage, never as a replacement for it.

We dressed the canals and sealed the tooth. He came back in a week, swelling gone, to continue the root canal, which we completed over two further visits, followed by a crown.

The outcome

Fully resolved. The bone lesion healed over the following year.

He was fortunate. The same tooth, in someone whose infection tracked in a different direction, produces the cases in stories about swelling closing an eye or a jaw that will not open. Those are hospital referrals.

What to do if this happens to you

  1. Do not cancel the appointment when the pain stops. That is the single message of this story.
  2. Get seen the same day if the face swells, and immediately if the swelling reaches the eye, under the jaw, or affects swallowing or breathing.
  3. Warm salt-water rinses help a localised gum swelling drain. Do not apply heat to the outside of the face.
  4. Do not squeeze or lance a swelling yourself.
  5. Take the antibiotics if prescribed and finish them — but make sure the tooth is being treated too.
  6. Keep the follow-up appointments. Drainage relieves; it does not cure.

Face swelling from a tooth? Call Ramat Beit Shemesh Urgent Dental Care the same day on 055-985-8845 or WhatsApp https://wa.me/972559858845. Harav Kook 28/1, Beit Shemesh.

Based on real cases treated at the clinic. Names have been changed.

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