from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A narrowing or constricting, especially of the aorta or of a blood vessel.
- n. The state of being enclosed in an oval horny case. Used of an insect pupa.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A stenosis, especially of the aorta.
- n. confinement to a narrow space
- n. pressure; that which presses
from the GNU version of the Collaborative International Dictionary of English
- n. Confinement to a narrow space.
- n. Pressure; that which presses.
- n. A stricture or narrowing, as of a canal, cavity, or orifice.
from The Century Dictionary and Cyclopedia
- n. Confinement; restriction to a narrow space; restraint of liberty.
- n. Pressure; contraction; specifically, in medicine, the contracting or lessening of the diameter of a canal, as the intestine or the urethra, or the contraction of a cavity.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. tight or narrow compression
- n. (biology) a narrowing or constriction of a vessel or canal; especially a congenital narrowing of the aorta
Distinct from this diffuse and moderate stenosis at the isthmus is the condition known as coarctation of the aorta, or marked stenosis often amounting to complete obliteration of its lumen, seen in adults and occuring at or near, oftenest a little below, the insertion of the ligamentum arteriosum into the aorta.
That almost certainly meant the boy had a "coarctation," or blockage of his aorta, which is the key pipeline supplying oxygen-rich blood to the body.
A surgical procedure performed to repair coarctation of the aorta, using part of the left subclavian artery as a patch to enlarge a narrowed aorta.
When an infant has severe coarctation of the aorta, in most cases a doctor in the birth hospital will notice symptoms.
It is important that children born with coarctation of the aorta continue to see a cardiologist.
Most children who have repair of coarctation of the aorta recover completely and won't require additional procedures.
If the narrowing is mild, coarctation of the aorta might not be diagnosed until the child is older or even an adult.
In a child with coarctation of the aorta, the aorta is too narrow at the portion just after the upper-body arteries branch off - this obstructs blood flow.
Would you recommend a ketogenic diet like Protein Power for one who was born with subaortic stenosis and coarctation narrowing of the aorta?
C. Crafoord and G. Nylin, Congenital coarctation of the aorta and its surgical treatment, J. Thoracic Surg.,