Organ support & nutrition

Outflow Graft Tamponade: An Underrecognized Cause of Obstruction

J Cardiothorac Vasc AnesthPublished Retrospective single-centre case series

Authors' conclusion

Outflow graft tamponade is a form outflow graft obstruction with a variable presentation that can result in significant hemodynamic compromise. It is amenable to both surgical and percutaneous interventions that restore LVAD function.

Study context

Population
Patients with left ventricular assist device (LVAD)-related outflow graft tamponade, single centre, July 2011–July 2020of 351 LVADs implanted
Participants
26 patients
Outcome
Outflow graft tamponade: device type, presentation and management
Methodological detailschart review
  • Chart review

Main finding

As reported in the abstract

HeartMate II
14 (53.8%)
HeartMate3
8 (30.8%)
HeartWare
4 (15.4%)
Duration of support at presentation, median (IQR 327 - 1455)
862 days
Mini thoracotomy with outflow graft relief
15 (57.7%)
Percutaneous balloon dilatation and stenting
4
Bridged directly to transplant
2
Pump exchange
1
No intervention (mild symptoms)
4

Observational data: associations, not effects.

Original publication

Outflow Graft Tamponade: An Underrecognized Cause of Obstruction. J Cardiothorac Vasc Anesth. Published 8 August 2024. doi:10.1053/j.jvca.2024.07.055

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