Necrotizing Infundibular Crystalline Folliculitis: An Unusual Clinical Presentation and Demonstration of the Presence of Calcium Palmitate.
- Aurélie Beaufrère,
- Valérie Garcia,
- Vincent Frochot,
- Thierry Molina,
- Michel Daudon,
- Sylvie Fraitag
Am J Dermatopathol 2017 Aug 8. Epub 2017 Aug 8.
*Department of Pathology, Necker-Enfants Malades Hospital, APHP, Paris, France; †Cabinet de Dermatologie, Guyancourt, France; ‡Laboratoire des Lithiases, Service des Explorations Fonctionnelles, Tenon Hospital, APHP, Paris, France; and §Université Paris Descartes, Sorbonne Paris Cité, Paris, France.
Necrotizing infundibular crystalline folliculitis (NICF) is a rare disorder, which was described for the first time by Lucke et al in 1999. NICF is characterized by multiple folliculocentric papules with a predilection for occurring in seborrheic areas in adults and corresponding dilated follicular ostia containing crystalline material. The precise pathogenesis and nature of this crystalline material are currently unknown. Read More