Clinical improvement in primary cicatricial alopecias following mast cell stabilizer treatment

Primary cicatricial alopecia (PCA), often referred as scarring alopecia, is a group of disorders that result in permanent hair loss, and for which no FDA approved treatments exist. Common forms of PCA include Lichen Planopilaris (LPP), Frontal Fibrosing Alopecia (FFA) and Central Centrifugal Cicatricial Alopecia (CCCA), with LPP predominating in middle aged white women, FFA in the postmenopausal group, and CCCA in women of African descent...