Kenogen. A new phase of the hair cycle?

BACKGROUND A novel phenomenon has been described by the phototrichogram: the emptiness of the follicle after teloptosis. We called this phenomenon kenogen, from the Greek kappaepsilonnuóvarsigma, 'empty'. OBJECTIVE To describe the kenogen phase in its details. METHODS Analysis of the existing literature. RESULTS The original observation in 2 women was… (More)