银屑病（英语：psoriasis）又称干癣，中医称“白疕
[1]”，
银屑病 (yín xiè bìng) = psoriasis
银 (yín) = silver
屑 (xiè) = scales/flakes
病 (bìng) = disease
英语 (yīng yǔ) = English language
又 (yòu) = also/again
称 (chēng) = called/named
干癣 (gān xuǎn) = psoriasis (alternative Chinese term)
干 (gān) = dry
癣 (xuǎn) = ringworm/skin disease
中医 (zhōng yī) = Traditional Chinese Medicine (TCM)
称 (chēng) = calls/names
白疕 (bái bǐ) = psoriasis (TCM term)
白 (bái) = white
疕 (bǐ) = a type of skin condition
俗称“牛皮癣”，是一种慢性、复发性、炎症性皮肤病，典型皮损表现为皮肤多处境界清楚的红斑，上覆银白色鳞屑[2]。通常，这些块状皮肤异常会发红、发痒、以及脱屑。银屑病的症状轻自小片的病变、大至影响全身皮肤[3]，皮肤的伤害可能会诱发伤口处发生银屑病病变，称作寇柏纳现象[4]。银屑病患者罹患银屑病性关节炎、淋巴癌、心血管疾病、克隆氏症以及忧郁症的机会都较高[5]。约有30%的银屑病患者患有银屑病性关节炎