
Keywords: ارزش پیش بینی منفی; alopecia; biopsy; cicatricial; elastic; fluorescent; histology; polarized; scar; CCCA; central centrifugal cicatricial alopecia; EVG; elastic van Gieson; FFA; frontal fibrosing alopecia; H&E; hematoxylin-eosin; LPP; lichen planopilaris; NPV; negative pred