jail bars sign

A term of art referring to the dense osteosclerosis of ribs, which is seen on a plain A-P film of the chest, resulting in horizontal bands fancifully likened to bars in a prison window; first described in agnogenic myeloid metaplasia; it may be seen in sickle cell aaemia and osteopetrosis

Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

jail bars sign

Radiology Dense osteosclerosis of ribs, seen on a plain AP CXR, resulting in horizontal bands fancifully likened to bars in a prison window; first described in agnogenic myeloid metaplasia; it may be seen in sickle cell anemia and osteopetrosis.

McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.