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Conical mandibular incisor

MedGen UID:
866527
•Concept ID:
C4020818
•
Finding
Synonyms: Cone shaped lower front tooth; Conoid mandibular incisor; Lower front shark tooth; Peg shaped lower front tooth; Peg shaped mandibular incisor; Pointed mandibular incisor; Pointed mandibular incisors
 
HPO: HP:0006339

Definition

An abnormal conical morphology of the primary or permanent mandibular incisors. [from HPO]

Term Hierarchy

CClinical test,  RResearch test,  OOMIM,  GGeneReviews,  VClinVar  
  • CROGVConical mandibular incisor

Professional guidelines

PubMed

Long-term changes in arch form after orthodontic treatment and retention.
de la Cruz A, Sampson P, Little RM, Artun J, Shapiro PA
Am J Orthod Dentofacial Orthop 1995 May;107(5):518-30. doi: 10.1016/s0889-5406(95)70119-2. PMID: 7733061

Recent clinical studies

Etiology

Retrospective study of concomitant hypodontia and hyperdontia in 145 subjects.
Qiu F, Meng S, Hu W
Hua Xi Kou Qiang Yi Xue Za Zhi 2023 Feb 1;41(1):67-72. doi: 10.7518/hxkq.2023.01.009. PMID: 38596943Free PMC Article
Root Canal Shape of Human Permanent Teeth Determined by New Cone-Beam Computed Tomographic Software.
Bueno MR, Estrela C, Azevedo BC, Cintra Junqueira JL
J Endod 2020 Nov;46(11):1662-1674. Epub 2020 Jun 8 doi: 10.1016/j.joen.2020.05.014. PMID: 32526221
Blepharocheilodontic (BCD) syndrome: New insights on craniofacial and dental features.
Awadh W, Kiukkonen A, Nieminen P, Arte S, Hurmerinta K, Rice DP
Am J Med Genet A 2017 Apr;173(4):905-913. Epub 2017 Feb 9 doi: 10.1002/ajmg.a.38088. PMID: 28181393
A survey of natal and neonatal teeth in newborn infants.
Wang CH, Lin YT, Lin YJ
J Formos Med Assoc 2017 Mar;116(3):193-196. Epub 2016 Apr 25 doi: 10.1016/j.jfma.2016.03.009. PMID: 27133183
Morphologic characteristics, location, and associated complications of maxillary and mandibular supernumerary teeth as evaluated using cone beam computed tomography.
Mossaz J, Kloukos D, Pandis N, Suter VG, Katsaros C, Bornstein MM
Eur J Orthod 2014 Dec;36(6):708-18. Epub 2014 Jan 2 doi: 10.1093/ejo/cjt101. PMID: 24385409

Diagnosis

Imaging analysis of 1 138 supernumerary teeth by using cone-beam computed tomography.
Liu X, Ren Q, Bai J, Kang P, Ren G, Li X, Feng X
Hua Xi Kou Qiang Yi Xue Za Zhi 2023 Dec 1;41(6):671-677. doi: 10.7518/hxkq.2023.2023110. PMID: 38597032Free PMC Article
Retrospective study of concomitant hypodontia and hyperdontia in 145 subjects.
Qiu F, Meng S, Hu W
Hua Xi Kou Qiang Yi Xue Za Zhi 2023 Feb 1;41(1):67-72. doi: 10.7518/hxkq.2023.01.009. PMID: 38596943Free PMC Article
Full-mouth rehabilitation of a patient with ectodermal dysplasia with dental implants.
Koyuncuoglu CZ, Metin S, Saylan I, Calısir K, Tuncer O, Kantarci A
J Oral Implantol 2014 Dec;40(6):714-21. doi: 10.1563/AAID-JOI-D-12-00072. PMID: 25506662
Morphologic characteristics, location, and associated complications of maxillary and mandibular supernumerary teeth as evaluated using cone beam computed tomography.
Mossaz J, Kloukos D, Pandis N, Suter VG, Katsaros C, Bornstein MM
Eur J Orthod 2014 Dec;36(6):708-18. Epub 2014 Jan 2 doi: 10.1093/ejo/cjt101. PMID: 24385409
Case report: a rare occurrence of non-syndromic hypo-hyperdontia in the mandibular anterior region.
Verma KG, Verma P, Rishi S
Eur Arch Paediatr Dent 2012 Feb;13(1):47-9. doi: 10.1007/BF03262841. PMID: 22293106

Therapy

Blepharocheilodontic (BCD) syndrome: New insights on craniofacial and dental features.
Awadh W, Kiukkonen A, Nieminen P, Arte S, Hurmerinta K, Rice DP
Am J Med Genet A 2017 Apr;173(4):905-913. Epub 2017 Feb 9 doi: 10.1002/ajmg.a.38088. PMID: 28181393
Full-mouth rehabilitation of a patient with ectodermal dysplasia with dental implants.
Koyuncuoglu CZ, Metin S, Saylan I, Calısir K, Tuncer O, Kantarci A
J Oral Implantol 2014 Dec;40(6):714-21. doi: 10.1563/AAID-JOI-D-12-00072. PMID: 25506662

Prognosis

Full-mouth rehabilitation of a patient with ectodermal dysplasia with dental implants.
Koyuncuoglu CZ, Metin S, Saylan I, Calısir K, Tuncer O, Kantarci A
J Oral Implantol 2014 Dec;40(6):714-21. doi: 10.1563/AAID-JOI-D-12-00072. PMID: 25506662
Oral characteristics of a patient with Ekman-Westborg-Julin trait: a case history.
Komatsu T, Kurihara T, Ito Y, Lee MC, Miyagi A, Ikeda M
Spec Care Dentist 2012 Mar;32(2):70-4. doi: 10.1111/j.1754-4505.2012.00238.x. PMID: 22416990
Case report: a rare occurrence of non-syndromic hypo-hyperdontia in the mandibular anterior region.
Verma KG, Verma P, Rishi S
Eur Arch Paediatr Dent 2012 Feb;13(1):47-9. doi: 10.1007/BF03262841. PMID: 22293106
An unusual dental anomaly in a hypodontia patient.
Anziani H, Cole B, Hobson R
Dent Update 2010 Dec;37(10):691-2, 694-5. doi: 10.12968/denu.2010.37.10.691. PMID: 21290906
Long-term stability of dental arch form in normal occlusion from 13 to 31 years of age.
Henrikson J, Persson M, Thilander B
Eur J Orthod 2001 Feb;23(1):51-61. doi: 10.1093/ejo/23.1.51. PMID: 11296510

Clinical prediction guides

Shaping outcome of ProTaper NEXT for root canal preparation in mandibular incisors: a micro-CT study.
Wang H, Yang X, Zou L, Huang D, Zhou X, Xu J, Gao Y
BMC Oral Health 2022 Jul 22;22(1):302. doi: 10.1186/s12903-022-02335-7. PMID: 35869473Free PMC Article
A survey of natal and neonatal teeth in newborn infants.
Wang CH, Lin YT, Lin YJ
J Formos Med Assoc 2017 Mar;116(3):193-196. Epub 2016 Apr 25 doi: 10.1016/j.jfma.2016.03.009. PMID: 27133183
Lobodontia: Genetic entity with specific pattern of dental dysmorphology.
Skrinjaric T, Gorseta K, Skrinjaric I
Ann Anat 2016 Jan;203:100-7. Epub 2015 Jun 7 doi: 10.1016/j.aanat.2015.04.007. PMID: 26100768
A case of Ekman-Westborg-Julin trait: endodontic treatment of a macrodontic incisor.
Peker I, Kayaoglu G
Oral Surg Oral Med Oral Pathol Oral Radiol Endod 2009 May;107(5):e89-92. doi: 10.1016/j.tripleo.2009.01.046. PMID: 19426915
Multiple dens invaginatus, mulberry molar and conical teeth. Case report and genetic considerations.
Sedano HO, Ocampo-Acosta F, Naranjo-Corona RI, Torres-Arellano ME
Med Oral Patol Oral Cir Bucal 2009 Feb 1;14(2):E69-72. PMID: 19179952

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