In this article, we have briefly described the trichoscopic features in the common alopecias such as androgenetic alopecia, alopecia areata, telogen effluvium, tinea capitis, trichotillomania, lichen planopilaris, discoid lupus erythematosus. These finding can help to avoid unnecessary biopsies and when a biopsy is still needed it is helpful in choosing an ideal biopsy site. |