143 citations
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October 1988 in “Clinics in Dermatology” The understanding of male-pattern baldness remains unclear.
37 citations
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December 2010 in “Clinics in Dermatology” Aging alone rarely causes significant hair loss; hormones are a bigger factor.
27 citations
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July 2013 in “Journal of Dermatological Science” The conclusion is that androgenetic alopecia and senescent alopecia have unique gene changes, suggesting different causes and potential treatments for these hair loss types.
April 2012 in “Informa Healthcare eBooks” Senescent alopecia is a type of hair loss that occurs after age 50, not caused by genetics, and involves a gradual thinning of hair without significant inflammation.
122 citations
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April 1995 in “Journal of Cutaneous Pathology” The document describes how to tell different types of non-scarring hair loss apart by looking at hair and scalp tissue under a microscope.