<img src="/media/content_files/1/Lymphedema.JPG" alt="Lymphedema.JPG" width="298" height="399" style="border: 1px solid rgba(0, 0, 0, 0.1); border-radius: 0.375rem; margin-bottom: 0.5rem;" /> By <a href="//commons.wikimedia.org/wiki/User:Abdullah_Sarhan" title="User:Abdullah Sarhan">Abdullah Sarhan</a> - <span class="int-own-work" lang="en">Own work</span>, <a href="https://creativecommons.org/licenses/by-sa/4.0" title="Creative Commons Attribution-Share Alike 4.0">CC BY-SA 4.0</a>, <a href="https://commons.wikimedia.org/w/index.php?curid=48487226">Link</a> Lymphedema, also known as lymphoedema and lymphatic edema, is a condition of localized swelling caused by a compromised lymphatic system. The lymphatic system functions as a critical portion of the body's immune system and returns interstitial fluid to the bloodstream.