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Related Experiment Video

Updated: Jun 20, 2026

Point-of-Care Kidney and Genitourinary Ultrasound in Adults: Image Acquisition

Point-of-Care Kidney and Genitourinary Ultrasound in Adults: Image Acquisition

Published on: June 21, 2024

[Splenosis simulating a renal mass].

Daniel Pérez Fentes¹, Gerardo Pazos González, Miguel Blanco Parra

¹Servicio de Urología, Complejo Hospitalario Universitario de Santiago de Compostela, Santiago de Compostela, España. danielfentes@yahoo.es

Archivos Espanoles De Urologia

|September 2, 2009

Summary

This summary is machine-generated.

Splenosis, a condition resulting from splenic tissue transplantation, can mimic other masses. Imaging techniques like 99mTc-labeled heat-damaged erythrocytes scans aid in diagnosing this benign condition after splenectomy.

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Last Updated: Jun 20, 2026

Point-of-Care Kidney and Genitourinary Ultrasound in Adults: Image Acquisition

Point-of-Care Kidney and Genitourinary Ultrasound in Adults: Image Acquisition

Published on: June 21, 2024

Area of Science:

Medical imaging
Abdominal surgery
Pathology

Background:

Splenosis is the autotransplantation of splenic tissue, often occurring after splenic trauma or splenectomy.
It can present as masses in the peritoneal cavity, mimicking other pathologies.

Observation:

A 49-year-old male, post-splenectomy, presented with a perirenal mass on MRI.
CT scan excluded renal origin, raising suspicion for splenosis.

Findings:

A 99mTc-labeled heat-damaged erythrocytes scan confirmed splenosis.
The patient was asymptomatic and required no treatment.

Implications:

Clinicians should consider splenosis in patients with a history of splenectomy presenting with abdominal masses.
Non-invasive imaging modalities like 99mTc-scans or MRI can confirm splenosis, avoiding unnecessary surgery.