How are the Hirsutism of idiopathic origin?

Most common, when all possibilities are eliminated, present with childhood. Variable severity (could be moderate -->severe) occurs with a family history usually Clinically no vilirlization, no hypercoleserol, normal radio, Biology may be normal and maybe high DHEA Pathophysio: Hypersensitivity of receptors (increase 5a reductase) or/ increase usage by skin