Document Detail


Inadvertent intracoronary stent extraction 10 months after implantation complicating cutting balloon angioplasty for in-stent restenosis.
MedLine Citation:
PMID:  14984717     Owner:  NLM     Status:  MEDLINE    
Abstract/OtherAbstract:
We report the case of an unusual complication for Cutting Balloon Angioplasty (CBA) during treatment for instent restenosis (ISR), which resulted in inadvertent intracoronary stent extraction 10 months after implantation. In this case report, CBA was utilized to treat an ISR lesion in the distal right coronary artery (RCA). Due to difficulty in withdrawing the cutting balloon into the guide after treatment of the lesion, the entire system (guide, cutting balloon, and guidewire) was removed as a unit from the body. Upon examination of the system, the previously placed stent in the distal RCA was attached to the microtomes of the cutting balloon. Although the precise mechanisms for stent extraction in this case remain speculative, the initial stent used in the distal RCA may have been undersized, and this may have played a major role in this complication. Although there is limited data regarding the optimal strategy to treat the site of the inadvertent stent extraction, we opted to re-stent the area with a properly-sized coronary stent. Following the intervention, there was no residual stenosis with TIMI 3 flow through the vessel. The patient remained asymptomatic and a serum troponin drawn 18 hours after the procedure was normal, and he was discharged the next day. The interventionist must be vigilant about this rare but serious complication when applying CBA in the treatment of ISR, particularly when an undersized or underdeployed stent is suspected.
Authors:
Francis Q Almeda; Roger A Billhardt
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Publication Detail:
Type:  Case Reports; Journal Article    
Journal Detail:
Title:  Cardiovascular radiation medicine     Volume:  4     ISSN:  1522-1865     ISO Abbreviation:  Cardiovasc. Radiat. Med.     Publication Date:    2003 Jul-Sep
Date Detail:
Created Date:  2004-02-26     Completed Date:  2004-11-08     Revised Date:  2004-11-17    
Medline Journal Info:
Nlm Unique ID:  100888865     Medline TA:  Cardiovasc Radiat Med     Country:  United States    
Other Details:
Languages:  eng     Pagination:  160-3     Citation Subset:  IM    
Affiliation:
Rush Heart Institute, University Medical Center and Rush Medical College, Chicago, IL, USA. Falmeda@aol.com
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MeSH Terms
Descriptor/Qualifier:
Aged
Angioplasty, Balloon*
Blood Vessel Prosthesis Implantation
Coronary Angiography
Coronary Restenosis / etiology*,  radiography,  therapy*
Coronary Stenosis / radiography,  surgery
Humans
Male
Reoperation*
Stents / adverse effects*

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine


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