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Updated: Jun 6, 2026

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Transmesenteric Laparoscopic Pyeloplasty in Trendelenburg Position for Horseshoe Kidney with Hydronephrosis
Published on: July 8, 2025
Laparascopic heminephrectomy in horseshoe kidney: a case report
Dario Del Biondo1, Antonio Celia, Guglielmo Zeccolini
1Department of Urology San Bassiano Hospital, Bassano del Grappa (VI), Italy.
Summary
This case study details a laparoscopic transperitoneal heminephrectomy for a large 7 cm renal cell carcinoma in a patient with a horseshoe kidney. The minimally invasive approach was used for this complex tumor removal.
Area of Science:
- Urology
- Surgical Oncology
- Nephrology
Background:
- Horseshoe kidneys are congenital anomalies associated with an increased risk of renal cell carcinoma.
- Laparoscopic surgery is a minimally invasive approach increasingly used for complex renal procedures.
Observation:
- A 48-year-old male patient presented with a 7 cm centrally located renal cell carcinoma on the left side of a horseshoe kidney.
- Diagnosis was confirmed using ultrasound and computed tomography (CT) scans.
Findings:
- The patient successfully underwent a laparoscopic transperitoneal heminephrectomy.
- This approach allowed for the complete removal of the large renal tumor while preserving renal function.
Implications:
- Laparoscopic heminephrectomy is a feasible and effective treatment option for large renal tumors in horseshoe kidneys.
- This case highlights the importance of advanced imaging and minimally invasive surgical techniques in managing complex renal pathologies.

