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Related Concept Videos

Kidney Transplant I: Introduction01:28

Kidney Transplant I: Introduction

A kidney transplant is a surgical approach that involves replacing a non-functioning kidney with a healthy one from a donor. This procedure is often a treatment option for end-stage renal disease (ESRD) patients. The method requires careful recipient selection, including evaluating various medical and psychosocial factors. These criteria vary between transplant centers but generally include assessments of the patient's overall health, adherence to medical recommendations, and lifestyle...
Acute Kidney Injury IV: Diagnostic Studies and Prevention01:30

Acute Kidney Injury IV: Diagnostic Studies and Prevention

Accurate diagnosis and effective prevention are critical in managing Acute Kidney Injury (AKI), which is linked to high mortality rates ranging from 10% to 80%. Timely recognition of at-risk patients and careful monitoring can significantly reduce the likelihood of kidney damage.Diagnostic Assessments:The diagnostic process starts with a comprehensive medical history to identify prerenal, intrarenal, and postrenal causes.Prerenal causes, such as dehydration, hypotension, or blood loss, should...
Kidney Transplant III: Nursing Management01:16

Kidney Transplant III: Nursing Management

Postoperative Nursing Management for Kidney Transplant PatientsPostoperative nursing management care includes monitoring the surgical site, encouraging early movement, and promoting lung health through breathing exercises. Nurses also administer prescribed medications like H2-blockers, such as famotidine, or proton pump inhibitors, like omeprazole, to help prevent gastrointestinal ulcers and bleeding. Fungal infections in the mouth and bladder can result from immunosuppressive and antibiotic...
Kidney Transplant II: Surgical Procedure01:26

Kidney Transplant II: Surgical Procedure

Preoperative ManagementThe primary goals of preoperative management in kidney transplantation are to optimize the patient’s metabolic state and prepare them for surgery through diet adjustments, necessary dialysis, and tailored medical treatment. This phase also involves comprehensive infection screening and patient education about the surgical procedure and postoperative care to improve outcomes and adherence.Medical ManagementA comprehensive evaluation is required for both the living donor...
Acute Kidney Injury III: Clinical Manifestations01:29

Acute Kidney Injury III: Clinical Manifestations

Acute Kidney Injury (AKI) progresses through distinct clinical phases: the oliguric, diuretic, and recovery phases, each marked by unique manifestations and challenges.Oliguric Phase:The oliguric phase is the initial stage of AKI, typically lasting 10 to 14 days. This phase is marked by a significant reduction in urine output, usually less than 400 mL per day, indicating decreased kidney function. Fluid retention is a prominent feature, leading to symptoms such as edema, hypertension, and...
Factors Affecting Renal Clearance: Renal Impairment01:17

Factors Affecting Renal Clearance: Renal Impairment

Renal dysfunction significantly impairs the renal clearance of drugs, leading to potential complications in drug therapy. Renal failure, which can be caused by various factors, poses a significant challenge in the elimination of drugs from the body.
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...

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Updated: May 10, 2026

Robot-Assisted Kidney Transplantation
07:30

Robot-Assisted Kidney Transplantation

Published on: July 19, 2021

Transcatheter aortic valve replacement: does kidney function affect outcome?

Nora Goebel1, Hardy Baumbach, Samir Ahad

  • 1Department of Cardiovascular Surgery, Robert-Bosch-Hospital, Stuttgart, Germany. nora.goebel@rbk.de

The Annals of Thoracic Surgery
|June 19, 2013
PubMed
Summary
This summary is machine-generated.

Preoperative chronic kidney disease (CKD) does not increase mortality or acute kidney injury (AKI) risk after transcatheter aortic valve implantation (TAVI). However, AKI post-TAVI is linked to higher mortality, and contrast agent volume is not a significant factor.

Keywords:
35AKIBMICKDCOPDChronic obstructive pulmonary diseaseEuroSCOREEuropean system for cardiac operative risk evaluationGFRICULVEFNKFNational Kidney FoundationOPCABPAODPCIRRTSAVRSTS scoreSociety of Thoracic Surgeons scoreTAVIVARCValve Academic Research Consortiumacute kidney injurybody mass indexchronic kidney diseaseglomerular filtration rateintensive care unitleft ventricular ejection fractionoff-pump coronary artery bypass surgerypercutaneous coronary interventionperipheral arterial occlusive diseaserenal replacement therapysurgical aortic valve replacementtranscatheter aortic valve implantation

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Last Updated: May 10, 2026

Robot-Assisted Kidney Transplantation
07:30

Robot-Assisted Kidney Transplantation

Published on: July 19, 2021

Area of Science:

  • Cardiology
  • Nephrology
  • Medical Imaging

Background:

  • Chronic kidney disease (CKD) is a known mortality risk factor in cardiac surgery.
  • The effect of contrast agents on outcomes in transcatheter aortic valve implantation (TAVI) patients with CKD is not well-established.

Purpose of the Study:

  • To investigate the impact of preoperative chronic kidney disease on mortality and acute kidney injury (AKI) following TAVI.
  • To assess the relationship between contrast agent volume and AKI incidence in TAVI patients.

Main Methods:

  • Analysis of 270 patients undergoing TAVI between 2008 and 2012.
  • AKI diagnosis based on modified Risk, Injury, Failure, Loss, and End-stage renal disease (RIFLE) criteria.
  • Separate analysis for patients on chronic hemodialysis.

Main Results:

  • 15.2% of patients developed AKI post-TAVI; 7.1% required transient renal replacement therapy.
  • No significant difference in 30-day mortality or AKI incidence between patients with and without CKD.
  • No correlation found between contrast agent volume and AKI incidence (p=0.57).

Conclusions:

  • Preoperative CKD does not elevate mortality or AKI risk after TAVI.
  • AKI following TAVI is associated with increased mortality risk.
  • Intra-procedural contrast agent volume does not appear to influence AKI risk in TAVI.