Psoriasis is a recurrent chronic inflammatory lesion of unknown origin characterized by red scaly patches called as psoriatic plaques.Any part of the skin may be affected; the most common sites are the scalp, elbows, knees and sacrum. Plaques may range from few millimeters to a large part of trunk or limb.


  • Genetic factor,Environmental factor like
  • Stress
  • Infection
  • Infection
  • Pregnancy
  • Trauma
  • Drugs
  • Alcohol
  • Tobacco smoking, sunlight


Psoriasis Signs & symptoms:

  • Red patches on skin covered with silvery scales
  • Small scaling spots (commonly seen in children)
  • Dry, cracked skin that may bleed
  • Itching, burning or soreness
  • Thickened, pitted or ridged nails
  • Swollen and stiff joints