Endoscopic image of esophageal varices being ligated with rubber bands. The varix being ligated has a longitudinal red mark on it, termed the wale mark A wale mark, red wale sign or wale sign is an endoscopic sign suggestive of recent hemorrhage, or propensity to bleed, seen in individuals with esophageal varices. The mark has the appearance of a longitudinal red streak located on an esophageal varix. It derives its name from the similarity to corduroy wales .
Endoscopic image of esophageal varices being ligated with rubber bands. The varix being ligated has a longitudinal red mark on it, termed the wale mark A wale mark, red wale sign or wale sign is an endoscopic sign suggestive of recent hemorrhage, or propensity to bleed, seen in individuals with esophageal varices. The mark has the appearance of a longitudinal red streak located on an esophageal varix. It derives its name from the visual similarity to patterns seen in the textile corduroy .
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similarity to corduroy wales
visual similarity to patterns seen in the textile corduroy