anagen (redirected from anagen-telogen ratio)

anagen /an·a·gen/ (an´ah-jen) the first phase of the hair cycle, during which synthesis of hair takes place.

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an·a·gen (n-jn)

n.

The growth phase of the hair cycle during which new hair is formed.

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anagen

in the cycle of hair growth, the period of active production by the hair follicle.

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anagen defluxion, anagen effluvium

loss and abnormal formation of hair that is in the anagen stage of growth; occurs with antimitotic drugs, endocrinopathies, metabolic disorders.

anagen-telogen ratio

a comparison of the numbers of anagen and telogen hair bulbs, which is an indication of the percentage of active hair follicles. Normally, the majority should be in anagen.