Which histologic findings are characteristic of fibromuscular dysplasia (FMD)?

Updated: Jul 27, 2018
  • Author: James A Wilson, MD, MSc, FRCPC; Chief Editor: Helmi L Lutsep, MD  more...
  • Print
Answer

Pathologically, FMD is a nonatherosclerotic noninflammatory narrowing of medium-sized arteries characterized by fibrodysplastic changes. In 1979, Bragin and Cherkasov described the ultrastructural changes that occur in FMD as smooth muscle assuming fibroblastic characteristics. [30] FMD has been classified according to the arterial wall layer that is predominantly affected. [10]

The pathologic classification of FMD is as follows: [10, 11, 12]


Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!