What causes Kienböck disease?

Updated: Apr 26, 2021
  • Author: David M Lichtman, MD; Chief Editor: Harris Gellman, MD  more...
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In the absence of acute trauma, chronic wrist pain that is localized about the lunate should suggest Kienböck disease. [51, 52, 53, 54, 55] Several theories address the etiology of Kienböck disease. Most orthopedists believe that it is acute trauma or repetitive minor trauma that causes interruption of the blood supply to the at-risk lunate. Risk factors include ulnar variance, lunate vascularity, lunate geometry, trauma, and congenital and developmental disorders.

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