ALH

Definition / meaning of ALH

A benign (not cancer) condition in which there are more cells than normal in the breast lobules and the cells look abnormal under a microscope. Having ALH increases the risk of breast cancer. Also called atypical lobular breast hyperplasia and atypical lobular hyperplasia.

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Find More About 'ALH'

Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

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