research Videodermoscopy Scalp Psoriasis Severity Index: A Useful Tool for Evaluation of Scalp Psoriasis 12 citations, July 2011 in “European Journal of Dermatology” The VSCAPSI is a helpful method for evaluating the severity of scalp psoriasis.
research Clinical, Histological, and Trichoscopic Correlations in Scalp Disorders 6 citations, January 2015 in “Dermatology” Trichoscopy helps diagnose hair and scalp problems but isn't always definitive and should be used with other methods.