ALOPECIA (HAIR FALL) The two major forms of alopecia are scarring and nonscarring. Scarring alopecia is associated with fibrosis, inflammation, and loss of hair follicles. In nonscarring alopecia, the hair shafts are absent or miniaturized, but the hair follicles are preserved. Alopecia totalis is complete loss of scalp hair. Alopecia universalis is complete loss