Stent migration : A rare & tricky complication !

Stents have become essential coronary jewelry in global CAD care. The usage of these glamorous metals inside the human heart has crossed many millions, and aiming for a billion. Obviously, when used on such a large scale un-toward events are not an exception. Stent migration While the complication list of coronary stenting hangs long, fortunately, stent migration is a rare event. , Though, early geographical miss is common during deployment, these episodes don’t come under stent migration. Stent dislodgement during the procedure is a more common technical defect.If not recognized it may be wrongly labeled as late migration  Exaggerated longitudinal shortening sometimes mimics migration. Minor stent skids or mini migrations in cath labs are acceptable, distant and wayward migration to dangerous zones can be problematic. True migration may be defined as a stent moving away from the target zone in the short or long term from its original location. It is useful and can be further divided with reference to time like peri procedural, short term, and late. Though it is generally thought to be rare true Incidence is not known. (Colkesen AY, . Int Heart J. 2007;48(2):129–136.) Mechanism It is not always easy to find the reason for migration. Many of the following factors could operate It is tempting to blame the technique, inappropriate size (small for the lumen), and lack of imaging whenever migration occurs.(...
Source: Dr.S.Venkatesan MD - Category: Cardiology Authors: Tags: Uncategorized stent migration Source Type: blogs