Kerley's B Lines Site

Most frequently found in the lower lung zones, specifically at the costophrenic angles .

The septa swell. And suddenly, on a plain chest X-ray, Kerley’s B lines appear.

The spread of cancer (such as lung, breast, or stomach) through the lymphatic system can cause persistent septal thickening. kerley's b lines

Kerley's B lines can be caused by a variety of conditions, including:

Irish radiologist Sir Peter James Kerley originally categorized these shadows into three distinct types: Most frequently found in the lower lung zones,

Kerley's B lines are named after the British radiologist Peter Kerley, who first described them in 1933. These lines are short, horizontal lines at the lung periphery, typically seen at the costophrenic angles on a chest X-ray. They represent interstitial edema or fibrosis in the lung periphery.

Fibrosis, sarcoidosis, and certain pneumonias (viral or mycoplasma) can also trigger their appearance. Kerley B vs. Other Septal Lines The spread of cancer (such as lung, breast,

The most common cause, where heart failure leads to pulmonary congestion.