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Related Experiment Videos

Extensive pili multigemini over the back.

Cristina Ciudad-Blanco1, Elena Conde Montero2, José Antonio Jiménez Heffernan3

  • 1Department of Dermatology, Hospital General Universitario Gregorio Marañón, Madrid, Spain ; Department of Dermatology, Hospital La Zarzuela, Madrid, Spain.

International Journal of Trichology
|November 5, 2014
PubMed
Summary

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Pili multigemini is a rare hair follicle disorder where multiple hairs grow from a single follicle. This condition is most common on adult male beards and children

Area of Science:

  • Dermatology
  • Trichology
  • Genetics

Background:

  • Pili multigemini is a rare follicular disorder characterized by multiple hairs emerging from a single ostium.
  • The condition arises from the aberrant division of the dermal papilla, leading to the formation of multiple hair shafts.

Observation:

  • This rare disorder typically presents on the beard area of adult males and the scalp of children.
  • Extensive presentations of pili multigemini in other body locations are infrequently documented in medical literature.

Findings:

  • The characteristic feature of pili multigemini is the presence of multiple, unfused hair shafts originating from a single hair follicle.
  • The papilla tip divides, producing distinct hair shafts that do not coalesce.
Keywords:
Hair shaft dysplasiapili multigeminitrichoscopy

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Implications:

  • Understanding the etiology of pili multigemini can aid in diagnosing and managing hair growth abnormalities.
  • Further research into the genetic and environmental factors contributing to pili multigemini may reveal novel therapeutic targets.
  • Recognition of extensive pili multigemini in unusual locations is crucial for comprehensive dermatological assessment.