Cardiothoracic & vascular anesthesia

Transesophageal Echocardiography: A Viable Alternative to Intraoperative Doppler Flow Assessment of the Portal Vein in Living Donor Liver Transplantation

J Cardiothorac Vasc AnesthPublished Method comparison study

Main finding · Agreement of PVV between TEE and IODResult — go to the resultCorrelation (r) 0.835

Authors' conclusion

TEE demonstrates good agreement with IOD for intraoperative PVV measurement in LDLT and offers the advantage of continuous, real-time monitoring (if necessary) without interrupting surgery or breaching sterility.

Study context

Population
Adult living donor liver transplantation recipients with intraoperative transesophageal echocardiography (TEE), single tertiary university hospital, April 2023–March 2024
Participants
25 participants
Exposure
TEE vs intraoperative Doppler ultrasound for portal vein velocity
Outcome
Agreement between PVV measured by TEE and by IOD (Bland-Altman mean bias, limits of agreement, percentage error)
Follow-up
After portal vein anastomosis and graft reperfusion
Methodological detailsretrospective, observational, pilot, single-centre
  • Retrospective
  • Observational
  • Pilot
  • Single-centre

Main finding

Agreement of PVV between TEE and IOD

Correlation (r)

0.835

P < 0.001

As reported in the abstract

Observational data: associations, not effects.

Parts of this Brief are withheld: the automatic checks could not confirm them against the abstract.

Original publication

Transesophageal Echocardiography: A Viable Alternative to Intraoperative Doppler Flow Assessment of the Portal Vein in Living Donor Liver Transplantation. J Cardiothorac Vasc Anesth. Published 4 February 2026. doi:10.1053/j.jvca.2026.02.002

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