Trichodynia refers to hair pain. There are many potential causes of trichodynia. A study by Willimann and Trueb (in 2002) showed that dilated blood vessels seen in the scalp were strongly associated with trichodynia.
Willimann B, et al. Hair pain (trichodynia): frequency and relationship to hair loss and patient gender. Dermatology. 2002
Dr. Jeff Donovan is a Canadian and US board certified dermatologist specializing exclusively in hair loss. To schedule a consultation, please call the Vancouver office at 604.283.9299