Psoriasis

Clinical

• it is uncommon for psoriasis to affect the face, except in severe cases
• sites of predilection: 
                    - scalp, retroauricular, and ears
                    - umbilicus
                    - extensor surfaces over bony prominence (elbows, knees)

     

     
 
 • sites of predilection:
                    - palms and soles

     

 • sites of predilection:
                    - penis (esp. the glans)

     

• sites of predilection: 
                    - lumbar

     

• sites of predilection: 
                    - shins

     

• sites of predilection:
                    - nails: pitting, onycholysis, oil drop sign, shedding

     

     

     

     

     

     

     

     

     

     
  

     Psoriasis
      - Clinical:
          - key features
          - sites of predilection
          - variants of psoriasis
                 - guttate psoriasis
                 - inverse psoriasis
                 - pustular psoriasis
                 - erythrodermic psoriasis
      - Pathogenesis:
          - koebner phenomenon
      - Complications
      - Treatment
      - Micropathology