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Hyperconvex toenail

MedGen UID:
868269
•Concept ID:
C4022661
•
Anatomical Abnormality
HPO: HP:0030055

Definition

When viewed on end (with the tip of the toe pointing toward the examiner's eye) the curve of the toenail forms a tighter curve of convexity. [from HPO]

Term Hierarchy

CClinical test,  RResearch test,  OOMIM,  GGeneReviews,  VClinVar  
  • Hyperconvex toenail

Recent clinical studies

Etiology

Clinical and cytogenetic characteristics of patients diagnosed with Turner syndrome in a clinical genetics service: cross-sectional retrospective study.
Nunes MR, Pereira TG, Correia HVD, Canabarro ST, Vanz AP, Zen PRG, Rosa RFM
Sao Paulo Med J 2021 Aug-Sep;139(5):435-442. doi: 10.1590/1516-3180.2020.0470.R2.110321. PMID: 34378742Free PMC Article
Clinical and cytogenetic features of 516 patients with suspected Turner syndrome - a single-center experience.
Carvalho AB, Lemos-Marini SHV, Guerra-Junior G, Maciel-Guerra AT
J Pediatr Endocrinol Metab 2018 Jan 26;31(2):167-173. doi: 10.1515/jpem-2017-0273. PMID: 29303780
Natural history and life-threatening complications in Myhre syndrome and review of the literature.
Garavelli L, Maini I, Baccilieri F, Ivanovski I, Pollazzon M, Rosato S, Iughetti L, Unger S, Superti-Furga A, Tartaglia M
Eur J Pediatr 2016 Oct;175(10):1307-15. Epub 2016 Aug 25 doi: 10.1007/s00431-016-2761-3. PMID: 27562837
Clouston syndrome: an ectodermal dysplasia without significant dental findings.
Hassed SJ, Kincannon JM, Arnold GL
Am J Med Genet 1996 Jan 22;61(3):274-6. doi: 10.1002/(SICI)1096-8628(19960122)61:3<274::AID-AJMG13>3.0.CO;2-Q. PMID: 8741874

Diagnosis

Clinical and cytogenetic characteristics of patients diagnosed with Turner syndrome in a clinical genetics service: cross-sectional retrospective study.
Nunes MR, Pereira TG, Correia HVD, Canabarro ST, Vanz AP, Zen PRG, Rosa RFM
Sao Paulo Med J 2021 Aug-Sep;139(5):435-442. doi: 10.1590/1516-3180.2020.0470.R2.110321. PMID: 34378742Free PMC Article
Clinical and cytogenetic features of 516 patients with suspected Turner syndrome - a single-center experience.
Carvalho AB, Lemos-Marini SHV, Guerra-Junior G, Maciel-Guerra AT
J Pediatr Endocrinol Metab 2018 Jan 26;31(2):167-173. doi: 10.1515/jpem-2017-0273. PMID: 29303780
Diffuse Palmoplantar Keratoderma, Onychodystrophy, universal Hypotrichosis and Cysts.
Arif T, Amin SS, Adil M, Mohtashim M
Acta Dermatovenerol Croat 2017 Jul;25(2):161-163. PMID: 28871934
Natural history and life-threatening complications in Myhre syndrome and review of the literature.
Garavelli L, Maini I, Baccilieri F, Ivanovski I, Pollazzon M, Rosato S, Iughetti L, Unger S, Superti-Furga A, Tartaglia M
Eur J Pediatr 2016 Oct;175(10):1307-15. Epub 2016 Aug 25 doi: 10.1007/s00431-016-2761-3. PMID: 27562837
A girl with the Weaver syndrome.
Thompson EM, Hill S, Leonard JV, Pembrey ME
J Med Genet 1987 Apr;24(4):232-4. doi: 10.1136/jmg.24.4.232. PMID: 3585940Free PMC Article

Clinical prediction guides

Clinical and cytogenetic features of 516 patients with suspected Turner syndrome - a single-center experience.
Carvalho AB, Lemos-Marini SHV, Guerra-Junior G, Maciel-Guerra AT
J Pediatr Endocrinol Metab 2018 Jan 26;31(2):167-173. doi: 10.1515/jpem-2017-0273. PMID: 29303780
Diffuse Palmoplantar Keratoderma, Onychodystrophy, universal Hypotrichosis and Cysts.
Arif T, Amin SS, Adil M, Mohtashim M
Acta Dermatovenerol Croat 2017 Jul;25(2):161-163. PMID: 28871934
New X-linked syndrome with seizures, acquired micrencephaly, and agenesis of the corpus callosum.
Proud VK, Levine C, Carpenter NJ
Am J Med Genet 1992 Apr 15-May 1;43(1-2):458-66. doi: 10.1002/ajmg.1320430169. PMID: 1605226

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