<unk>  (PGH), also known as canities, can have negative effects on appearance, self-confidence, self-esteem, and social acceptance of the affected individual. Hair is said to have greyed<unk> ly if it occurs before the age of 20 years in Europeans, before 25 years in Asians, and before 30 years in Africans.
Premature greying of hair
Scarring hair loss
Auricular hypertrichosis
Prepubertal hypertrichosis
Non scarring hair loss
Pattern hair loss
Oral galvanism
Focal facial dermal dysplasia