Psoriasis is an inflammatory disorder, with a greatly increased blood flow to plaques. So why does is sometimes look white? Is there a 'white chromophore'? Or is there another explanation?

A description of basic keratinocyte biology, with an emphasis on the formation of the stratum corneum. I explain how the bricks and mortar model works, and how external agents can attack this barrier…

A brief introduction to the anatomy of the epidermis and dermis, outlining the key cell types and what they do. Serves as a base on which to build a more detailed knowledge from the later videos.…