This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: Polish translation. The original can be viewed here: Varicose veins.jpg: . Modifications made by Grzegorz-00.

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This image is a derivative work of the following images:

• File:Varicose_veins.jpg licensed with PD-USGov-NIH
  • 2009-05-28T11:22:18Z Stevenfruitsmaak 400x425 (63092 Bytes) {{Information |Description={{en|1=The illustration shows how a varicose vein forms in a leg. Figure A shows a normal vein with a working valve and normal blood flow. Figure B shows a varicose vein with a deformed valve, abnor

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