Evidence map›Paper›PMID 40236361›Full record

ArticleCureus2025

Three-Rooted Maxillary Premolars: A Case Report on Rare Root Canal Morphology in the First and Second Maxillary Premolars.

Chirine Radi, Fabien Fayez Jarjour, Jad Sabbagh, Marwan El Mobadder

Abstract readCase Reports
In one paragraph

Article in Cureus, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Chirine RadiEndodontics, Lebanese University, Beirut, LBN.
Fabien Fayez JarjourDentistry, Lebanese University, Beirut, LBN.
Jad SabbaghDentistry, Lebanese University, Beirut, LBN.
Marwan El MobadderOral Surgery, Wroclaw Medical University, Wroclaw, POL.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Morphological and anatomical variations of the canal system present one of the main challenges during root canal treatment (RCT) and retreatment. In fact, the presence of an additional atypical canal and/or root can often go undetected, leaving it unshaped and uncleaned. This significantly increases the risk of treatment failure. The present case report illustrates two cases of endodontic treatment of maxillary first and second premolars with unusual and rare three-root canals. Case A illustrates a 32-year-old patient with complex and atypical root anatomy on the first right premolar (#14) and second right premolar (#15). Case B illustrates a 24-year-old patient with atypical and complex root canal anatomy on the second right premolar (#15) and the second left premolar (#25). The illustrated two cases highlighted the importance of thorough and meticulous clinical examination during RCT. It demonstrates that there is always a possibility of atypical variations in the standard morphology, particularly in the number of canals.

Indexed as

anatomical variationsmaxillary premolarsroot anatomyroot canal treatmentthree-rooted premolars

Identifiers

PMID40236361
PMCPMC11998058

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.