Subcutaneous implantable defibrillator
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At the time the case was submitted for publication Jayanth Keshavamurthy had no recorded disclosures.View Jayanth Keshavamurthy's current disclosures
On echocardiogram the LV function has worsened and there are new wall motion abnormalities. The left ventricle is mildly dilated. There is mild concentric left ventricular hypertrophy. The mid and distal anterior wall, anterospetum, and apex are akinetic; otherwise global hypokinesis. Left ventricular systolic function is severely reduced. The left ventricular ejection fraction is 20-25%.
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External ICD (SCID) power pack is noted. ICD lead overlies the anterior sternum.
Lateral view has the clue why this kind of ICD was used.
Surgical clips in arm likely from AV graft or vascular access.
- left heart Cath w/Coronary Angiography, No LV Gram
- IFR Initial Vessel (Pressure Wire WITHOUT adenosine)
- elevated EDP
- critical calicified disease of LAD and RCA
- Nonobstructive Cx
The subcutaneous lead advantage include no risk of heart perforation or valve problems.
Can be used in patients with poor IV access as in Chronic renal failure.
Please read the article in reference in detail for advantages and disadvantages.
- 1. The subcutaneous defibrillator: who stands to benefit. An article from the e-journal of the ESC Council for Cardiology Practice. Vol. 12, No. 17 - 04 Mar 2014