Evaluating the role of histopathology in diagnosing pyoderma gangrenosum using Delphi and PARACELSUS criteria: a multicentre, retrospective cohort study

Affiliations

• ¹ Department of Dermatology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.
• ² University of California Irvine School of Medicine, Irvine, CA, USA.
• ³ Oakland University William Beaumont School of Medicine, Rochester, MI, USA.
• ⁴ Department of Dermatology, Icahn School of Medicine at Mount Sinai, New York, NY, USA.
• ⁵ Drexel University College of Medicine, Philadelphia, PA, USA.
• ⁶ Tufts University School of Medicine, Boston, MA, USA.