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World J Clin Cases. Dec 16, 2014; 2(12): 815-821
Published online Dec 16, 2014. doi: 10.12998/wjcc.v2.i12.815
Follicular contact dermatitis revisited: A review emphasizing neomycin-associated follicular contact dermatitis
Philip R Cohen
Philip R Cohen, Division of Dermatology, University of California San Diego, San Diego, CA 92131-3643, United States
Author contributions: Cohen PR solely contributed to this paper.
Correspondence to: Philip R Cohen, MD, Division of Dermatology, University of California San Diego, 10991 Twinleaf Court, San Diego, CA 92131-3643, United States. mitehead@gmail.com
Telephone: +1-858-6578322
Received: June 9, 2014
Revised: September 19, 2014
Accepted: September 23, 2014
Published online: December 16, 2014
Core Tip

Core tip: Follicular contact dermatitis an be elicited by several agents and clinically presents as individual papules that include a central hair follicle. Pathologic features involve the follicle and the surrounding dermis. Hypotheses for the selective involvement of the follicles include patient allergenicity, characteristics of the agent, vehicle containing the agent, application of the agent, and external factors. The differential diagnosis includes dermatoses that affect hair follicles, drug eruption, infundibulofolliculitis, mite infestation and viral infection. Treatment with a topical corticosteroid preparation and/or withdrawal of the causative agent are therapeutic interventions for follicular contact dermatitis.