title: Atrichia with papular lesions
text: # Atrichia with papular lesions
  
  Atrichia with papular lesions (a.k.a. "Papular atrichia") is a diffuse hair loss caused by an abnormality of the human homologue of the mouse hairless $gene.^{:635}^{:762}$
  
  It is associated with HR.
  
  