ICDs also classify tachycardias imperfectly: True SVT episodes may be classified as VT or VF; and true VT may be classified as SVT. Stored ICD electrograms from detected SVT, VT, and VF episodes ...

An implantable cardioverter defibrillator (ICD) was implanted for a positive (inducible monomorphic VT) but not a negative (no arrhythmia or inducible ventricular fibrillation [VF]/flutter ...