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7227874 
Journal Article 
Riata lead failure with normal electrical lead parameters and normal fluoroscopic appearance 
Lakshmanadoss, U; Lahoda, D; Deshmukh, P; , 
2013 
Yes 
Journal of Interventional Cardiac Electrophysiology
ISSN: 1383-875X
EISSN: 1572-8595 
English 
Recently, insulation breach of the Riata lead raised a big concern. Management of these externalized leads has been addressed by professional organizations. However, what to do in patients with Riata leads without manifested failure is an ongoing clinical dilemma. Here, we present two clinical scenarios where the implantable cardioverter defibrillator system failed to deliver shock therapy in spite of having a new ICD generator and "appropriately functioning leads" as revealed by lead interrogation.