SynopsisThe action of a topical preparation on some hair growth parameters has been evaluated. The morphometric computerized analysis applied to photographic images of a predetermined area (with shots after cutting and after 96 h) enabled an estimation of the percentage of elements in active growth phase compared to the total number, the length of all elements and that of the sole elements in active growth phase after 96 h and the growth with respect to the base values; statistically significant differences are observed before and after 60 days treatment.L'évaluation des effets d'un topique sur quelques paramètres de la croissance des cheveux à travers une analyse morphométrique informati