编辑“︁毛囊”︁（章节）

===播散性復發性漏斗部毛囊炎===
播散性復發性漏斗部毛囊炎（Disseminated and recurrent infundibulofolliculitis、DRIF）首次在1968年由Hitch和Lurid報道，首名被報道的患者是一名27歲的非裔[[美國]]患者<ref>{{cite journal |last1=Hitch |first1=JM |last2=Lund |first2=HZ |title=Disseminate and recurrent infundibulo-folliculitis: report of a case. |journal=Archives of dermatology |date=1968-04 |volume=97 |issue=4 |pages=432-5 |pmid=5643238 |url=https://pubmed.ncbi.nlm.nih.gov/5643238/ |accessdate=2020-03-23 |author= |archive-url=https://web.archive.org/web/20200324030526/https://pubmed.ncbi.nlm.nih.gov/5643238/ |archive-date=2020-03-24 |dead-url=yes }}</ref>，此後白種和黃種DRIF患者也陸續被報道，而發病年齡大約為2至55[[歲]]，多數為[[青年]]，男女均有。雖然有兄弟二人同患此病的案例<ref>{{cite journal |last1=Kline |first1=A |last2=Relic |first2=J |title=Disseminate and recurrent infundibulofolliculitis in childhood: a rarely reported entity. |journal=Pediatric dermatology |date=NaN |volume=32 |issue=1 |pages=e5-7 |doi=10.1111/pde.12442 |pmid=25644045 |url=https://pubmed.ncbi.nlm.nih.gov/25644045/ |accessdate=2020-03-23 |author= |archive-url=https://web.archive.org/web/20200324030525/https://pubmed.ncbi.nlm.nih.gov/25644045/ |archive-date=2020-03-24 |dead-url=yes }}</ref>，但是未見報道有家族史者。DRIF的病程長和易反復，其表現為夏重冬輕，發病突然，並且很快累及[[軀幹]]和[[四肢]]，尤以頸胸部最明顯，多數患者自覺[[癢|瘙癢]]，部分患者瘙癢不明顯<ref>{{cite journal |author1=戚世玲 |author2=薛汝增 |author3=吉蘇雲 |author4=潘惠清 |author5=林爾藝 |author6=谷梅 |author7=吳鐵強 |title=播散性復發性漏斗部毛囊炎一例 |journal=中華皮膚科雜誌 |date=2017 |volume=50 |issue=10 |page=759}}</ref>。