Acne vulgaris.

  title={Acne vulgaris.},
  author={Annelise L. Dawson and Robert P. Dellavalle},
  volume={379 9813},
Acne is a chronic inflammatory disease of the pilosebaceous unit resulting from androgen-induced increased sebum production, altered keratinisation, inflammation, and bacterial colonisation of hair follicles on the face, neck, chest, and back by Propionibacterium acnes. Although early colonisation with P acnes and family history might have important roles in the disease, exactly what triggers acne and how treatment affects the course of the disease remain unclear. Other factors such as diet… CONTINUE READING