coarctation

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coarctation

[‚kō·ärk′tā·shən]
(medicine)
A compression of the wall of a vessel, narrowing the lumen and reducing the volume (or flow).
A stricture or occlusion resulting from an outside force deforming a vessel.
References in periodicals archive ?
In case of critical coarctation of aorta, the preductal saturation is higher than the post-ductal saturation and differential cyanosis exist.
Here we are presenting a case of Coarctation of aorta with Takayasu arteritis posted for LSCS done successfully under epidural anaesthesia.
Prominence of aortic knob is also seen in certain cases of aortic stenosis (post-stenotic dilatation), coarctation of aorta and aortic aneurysm.
2) In almost 40% patients, PLSVC is accompanied by a variety of cardiac anomalies such as atrial septal defect, bicuspid aortic valve, cor triatrium and coarctation of aorta.
Most individuals with coarctation of aorta have usually nonspecific symptoms, related either to upper extremity hypertension (headaches) or to reduced blood supply to the lower extremities (exercise-induced claudication) (2).
Twelve patients had congenital heart disease, of which 6 patients had ASD, 4 patients had VSD, 1 patient had coarctation of aorta with bicuspid aortic valve and 1 patient had corrected Fallot's tetralogy.
HT in adolescence is usually secondary and can be caused by conditions like renal parenchymal diseases, nephrotic syndrome, renovascular diseases, drug-induced HT, tumors, coarctation of aorta, bronchopulmonary dysplasia or pheochromocytoma (5).