1Interpretation of national and international guidelines on alopecia areata managementZHANG XingqiSpecial Forum431-4362Analysis of blood lipid in 89 acne patients with oral isotretinoinHUANG Danyi, LAI WeiOriginal Articles437-440,4473Investigation of the protein expression level in lesions of patients with psoriasis vulgaris by proteomics technologyDU Junbo, ZHANG Dalei, ZHANG Hengpo, LI JingOriginal Articles441-4474Psychological status and quality of life among adolescent and adult female acne at clinic settingXIE Yaoxin, ZHAG Yuhong, LIU Yuhua, HAN Changxu, ZHANG ZhenyingClinical and Experimental Research448-4515Observation on the curative effect of both ends of the subcutaneous mass arc fenestrationHUANG Siqi, YU Bo, CHEN BanchengClinical and Experimental Research452-4556A case of Ehlers-Danlos syndromeZHANG Zeqiao, SU Hang, LIU Fanghua, ZHANG Jiao, CHEN YongfengCase Reports456-457,4647A case of porphyria cutanea tardaLIU LipingCase Reports458-4608Alopecia of a syphilis patient with HIV co-infected patient:a case reportXUE Zi, LUO Ying, HE RenliangCase Reports461-4649A case of epidermal nevus syndromeLIU Ying, DU Juan, YANG Yunyou, LONG HengCase Reports465-46810A case of lichen scrofulosorumLIU Runying, CHEN Xuguang, FENG Wanting, LI Jingyi, TAO Jingjing, ZHOU Na, YANG BinCase Reports469-471,47511A case of ainhum diseaseZHOU Yao, XU Zhijun, XUE RuzengCase Reports472-47512Erythrodermic bullous pemphigoid:a case reportZHANG Yali, LI Xiaohong, YANG Qiuping, Zhang Manman, ZHANG Jiang'an, YU JianbinCase Reports476-47913Pancreatic duct stones with pancreatic panniculitis as the first symptom:a case reportLIU Qinsi, XIAO Lu, DENG YaCase Reports480-482,48614Spitz nevus:a case reportZHANG Junxiu, LUAN HongCase Reports483-48615Interpretation of 2021 CDC guidelines on the diagnosis and treatment of Mycoplasma geni-taliumLENG Xinying, ZOU Huachun, FU Leiwen, KE WujianGuideline Interpretation487-49216Advances of the pathogenesis in lichen sclerosusTANG Junchi, YANG BinReviews493-49717Advances in methods to enhance the efficacy of photodynamic therapy on tumorsLI Dandan, YU Bo, YE TingluReviews498-50218Research progress of 5-aminolevulinic acid photodynamic therapy in HPV infection-related cervical tumorsLU Yuwen, ZHANG Yanpei, LI Zhijia, WU DehuaReviews503-50719Research progress of anti-photoaging and photoprotective extracts from marine organismsLIN Feiyan, HUANG Denggao, YIN XiaojingReviews508-512,51920Drug eruption caused by immune checkpoint inhibitors and treatment strategiesHONG Yiyong, ZHU Lin, HUANG Ying, LAI Wei, GONG ZijianReviews513-519 