Successful Treatment of Eosinophilic Pustular Folliculitis with Secondary Follicular Mucin Deposition Using Indomethacin: An Atypical Case and Literature Review

Wanni Li,1,* Xiaohuan Hu,1,* Yuan Li,1 Gaihe Chen2 1Department of Cosmetic Dermatology, The Fifth People’s Hospital of Hainan Province, Haikou, Hainan, People’s Republic of China; 2Department of Dermatology, The Fifth People’s Hospital of Hainan Province, Haikou, Hainan, People’s Republic of China*These authors contributed equally to this workCorrespondence: Gaihe Chen, Department of Dermatology, The Fifth People’s Hospital of Hainan Province, No. 8 Longhua Road, Longhua District, Haikou, Hainan, 570100, People’s Republic of China, Email [email protected] Yuan Li, Department of Cosmetic Dermatology, The Fifth People’s Hospital of Hainan Province, No. 8 Longhua Road, Longhua District, Haikou, Hainan, 570100, People’s Republic of China, Email [email protected]: This case report describes a 45-year-old Asian female who presented with pruritic plaques on the face and back for 4 months. Upon examination, the diagnosis of eosinophilic pustular folliculitis with secondary follicular mucinosis was made. The uniqueness of this case lies in the simultaneous occurrence of two relatively uncommon dermatopathological alterations. Oral indomethacin was administered with favorable outcomes, providing valuable clinical insights for diagnosis and treatment.Keywords: eosinophilic pustular folliculitis, follicular mucin deposition, indomethacin