Treatable Condition

Medical Dermatology

Hair Loss

Hair loss, or alopecia, is a condition that has many potential causes and is also very common with 80 million people affected by hair loss. In addition, over 50% of women will experience some form of hair loss in their lifetime.

Hair Loss

About the Hair Loss

The causes of loss can range from stress induced, autoimmune, genetic, medication related, and certain medical conditions can also be associated with hair loss. Better understanding the type and cause of your hair loss can help you and your provider develop a treatment plan to stop the process or slow it down.


  • Is it normal to loose hair?
    It is normal to loose around 50-100 hairs a day.
  • What are the two largest categories of alopecia?
    1) Non-scarring alopecias.
    2) Scarring alopecias.
    3) Distinction between these two categories can be done through clinical evaluation from a dermatologist or sometimes a biopsy.
  • What are the non-scarring types hairloss?
    1) Androgenetic alopecia.
    2) Alopecia areata.
    3) Telogen effluvium (TE).
  • What are the scarring types hairloss?
    1) Traction alopecia.
    2) Central centrifugal cicatricial alopecia (CCCA).
    3) Frontalfibrosing alopecia.
    4) Folliculitis decalvans.
    5) Lichen Planopilaris.
  • Does stress play a part in hailoss?
    Yes, stress leads to multiple factors that can impede hair growth:

    1) Stress causes the release of cortisol inducing hair loss and follicle regression.
    2) Reduced hair follicle keratinocyte proliferation.
    3) Premature induction of the hair into the falling phase (catagen).
    4) Mast cell-dependent neurogenic inflammation.

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Miriam Casal, MD

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