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Innerhalb der Gruppe der vernarbenden Alopezien wird die 1994 erstmals von Kossard beschriebene frontal fibrosierende Alopezie (FFA) als Variante des Lichen planopilaris (LPP) eingeordnet. Diese Klassifikation beruht auf der Beurteilung der histopathologischen Befunde der FFA und des LPP, die identisch und somit nicht voneinander abzugrenzen sind. Das klinische Bild der FFA ist hingegen sehr charakteristisch...
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