Rare Disease Report

Fibromuscular Dysplasia Explained

MAY 06, 2017
Fibromuscular Dysplasia (FMD) is a rare disease in which abnormal cell development in the artery wall.
Below is a video explaining FMD.

FMD is most commonly found in the renal and/or carotid arteries.

 Any pain or clinical sign related to FMD typically comes from the organ that is supplied by that artery.  For example, FMD in the renal arteries may cause high blood pressure. FMD in the carotid arteries may cause headaches or pulsatile tinnitus.
Potential Symptoms and Signs of FMD

FMD of Renal Arteries (Kidney):                                                              
  • High blood pressure [>140/90 mmHg]                           
  • Abnormal kidney function as detected on blood tests
  • Flank pain from dissection or infarction of the kidney
  • Kidney failure (rare)
  • Atrophy (shrinkage) of the kidney

FMD of Carotid Arteries:                                                                         
  • Bruit (noise) heard in neck with stethoscope                             
  • Swooshing sound in ear                                                         
  • Ringing of the ears
  • Vertigo (room spinning)
  • Dizziness
  • Headache
  • Transient ischemic attack
  • Stroke
  • Neck pain
  • Horner's syndrome
  • Dissection
There is no cure for FMD. Treatments are focused on managing symptoms and complications of FMD, including high blood pressure and headaches. The appropriate treatment will vary with each individual and severity, location, and extent of disease. 

For more information, visit www.fmdsa.org

Stay informed on the latest rare disease news and developments by signing up for our newsletter.
Copyright © RareDR 2013-2019 Rare Disease Communications. All Rights Reserved.