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[Pili multigemini: a pilar dysplasia with linear disposition]
P Schoenlaub1, P Hacquin, A Roguedas
1Service de Dermatologie, Hôpital Laennec, CHIC, BP 1757, 29107 Quimper Cedex, France.
Annales De Dermatologie Et De Venereologie
|March 31, 2000
Summary
Pili multigemini, a rare hair follicle defect, presents as multiple hairs from a single pore. This condition, observed on a man's chin, follows Blaschko's lines, suggesting a developmental pattern.
Area of Science:
- Dermatology
- Genetics
- Developmental Biology
Background:
- Pili multigemini is an uncommon pilar dysplasia characterized by a linear disposition.
- The linear pattern may be explained by the underlying Blaschko's lines.
Observation:
- A case study of a 37-year-old man with no prior medical history is presented.
- The patient developed pili multigemini on a heavily bearded chin.
Findings:
- Pili multigemini involves multiple hair matrices and papillae emerging from a single pilosebaceous canal.
- The observed linear distribution on the chin corresponded with Blaschko's lines.
- Pili multigemini is associated with rare malformations.
Implications:
- This case supports the association between pili multigemini and Blaschko's lines.
- Understanding the developmental origin of pili multigemini is crucial.
- Treatment for pili multigemini remains challenging.