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Related Experiment Video

Updated: Jan 27, 2026

Protocol and Guidelines for Point-of-Care Lung Ultrasound in Diagnosing Neonatal Pulmonary Diseases Based on International Expert Consensus
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Ultrasound Diagnosed Rare Partial Nephrectomy Complication.

Almut Ettorre1, Enrique Alejandre-Lafont2, Faeq Husain Syed3

  • 1Department of Cardiology and Angiology, University Hospital Giessen, Giessen, Germany.

The International Journal of Angiology : Official Publication of the International College of Angiology, Inc
|March 19, 2019
PubMed
Summary

Renal artery pseudoaneurysm (RAP) is a serious complication after partial nephrectomy, potentially causing severe bleeding. Duplex sonography detected RAP in a patient experiencing massive hematuria, highlighting its diagnostic utility.

Keywords:
acute renal injurycoilingduplex sonographypartial nephrectomypostoperative complicationsrenal artery pseudoaneurysm“to-and-fro” waveform

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Area of Science:

  • Urology
  • Vascular Surgery
  • Radiology

Background:

  • Partial nephrectomy, while kidney-sparing, carries a risk of iatrogenic vascular lesions like renal artery pseudoaneurysms (RAP) or arteriovenous fistulas.
  • RAP results from arterial wall defects, leading to extraluminal blood accumulation and potential severe complications such as hematuria and hemorrhagic shock.

Observation:

  • This case highlights severe bleeding with massive hematuria caused by a renal artery pseudoaneurysm.
  • The pseudoaneurysm was successfully detected using duplex sonography, demonstrating its effectiveness in diagnosing such vascular complications.

Findings:

  • The incidence of RAP or arteriovenous fistulas post-partial nephrectomy ranges from 2.7% to 21.7% in recent literature.
  • Emergency transarterial embolization is an effective treatment for hemodynamically unstable patients with RAP, without significantly worsening renal function.

Implications:

  • Accurate and timely diagnosis of RAP, potentially via duplex sonography, is crucial for managing post-nephrectomy bleeding.
  • Understanding the risks associated with partial nephrectomy is essential for surgical planning and patient counseling regarding potential vascular complications.