May 2021 in “British Small Animal Veterinary Association eBooks” If a dog's skin tests are normal but it has hair loss, consider other non-endocrine causes and choose tests based on the hair loss pattern.
14 citations
,
January 1999 in “Dermatology” Hair shedding in children is normal and increases with age.
3 citations
,
October 2015 in “International Journal of Dermatology” Normal hair density and diameter ratios were established to help diagnose adult hair loss.
47 citations
,
May 2002 in “Journal of Cutaneous Medicine and Surgery” Pregnancy can cause normal skin changes that usually go away after childbirth and don't need treatment.
146 citations
,
May 2002 in “The American journal of pathology” Cathepsin L is essential for normal hair growth and development.