Kerley A Line Exclusive Official

Typically long, measuring between 2 cm and 6 cm . Thickness: Extremely fine, usually less than 1 mm thick.

Causes of Kerley B Lines

On a radiograph, it is important to distinguish Kerley A lines from normal blood vessels. Vessels tend to branch and taper as they move toward the edges of the lungs, whereas Kerley lines are straight or slightly curved and do not follow the standard branching pattern of the anatomy. kerley a line

are linear opacities seen on a chest X-ray that indicate a thickening of the lung's deep connective tissues (interlobular septa). While less common than the well-known "Kerley B lines," they are a critical finding in diagnosing interstitial lung disease and acute heart failure. Radiographic Appearance Typically long, measuring between 2 cm and 6 cm