January 2017 in “Enlighten: Publications (The University of Glasgow)” This study found that in mice with deregulated β-catenin and PTEN signaling, increased follicular hyperplasia and sebaceous gland changes occur, but typical papillomas do not develop, potentially due to p21 response and reduced stem cell markers.
March 2025 in “American Journal of Medical Genetics Part A” In this study, researchers found that mosaic PLCD1 hotspot variants, even without the recognized germline "risk allele," may be a rare but significant genetic cause of nevus trichilemmocysticus, warranting DNA testing and sensitive sequencing technologies for accurate diagnosis.
This article reviews the characteristics and diagnostic criteria of tricholemmoma and tricholemmal carcinoma, detailing their clinical presentations and associations but reports no new clinical findings.
8 citations
,
April 2010 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” This case report details the first pediatric occurrence of naevus trichilemmocysticus, a newly defined type of organoid naevus.
6 citations
,
March 2018 in “The American journal of dermatopathology/American journal of dermatopathology” This study found that immunohistochemistry can effectively distinguish between tricholemmoma and basal cell carcinoma, with BerEP4 and CD34 serving as key differentiators.