Kerley B Lines Definition __top__ Jun 2026

In the realm of radiology and pulmonary medicine, chest X-rays serve as a primary diagnostic tool for assessing lung health. Among the various radiological signs that clinicians look for, are a specific and crucial indicator of fluid within the lungs.

Perpendicular to the pleural surface (horizontal). Size: Usually 1–2 cm long and very thin (less than 1 mm). Position: They touch the edge of the rib cage (the pleura). Common Causes kerley b lines definition

: Often referred to as "septal lines" or "septal thickening" on CT scans. Clinical Significance In the realm of radiology and pulmonary medicine,

Kerley A lines (longer, branching lines radiating from the hilum toward the upper lobes) indicate more central interstitial edema, while Kerley B lines are peripheral and more commonly identified. kerley b lines definition