Kerley B line

[kûrlē]

n.

Any of several fine horizontal lines a few centimeters above the angle in the chest x-ray that is made by the recess between the ribs and the lateral-most portion of the diaphragm.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.