Diagnostic techniques in Dermatology

     According to WHO (World Health Organization), diagnostic techniques or procedures should encompass all kind of investigations and tests intended to gather clinical information for the purpose to identify the root cause of that particular disease. Doctors can’t able to find all kind of clinical information, by simply looking at the skin. Some diagnostic technique is used to identify the characteristics (size, shape, color, and location) and clinical information about the disease. Biopsy, Scrapings, culture, wood light, Tzanck testing, Diascopy, patch test, prick test and intradermal test these are the techniques used to identify a different kind of Dermatology.


  • Biopsy
  • Scrapings
  • Tzanck testing
  • patch test

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