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Related Concept Videos

Appendicitis01:19

Appendicitis

Appendicitis is an acute inflammatory condition of the vermiform appendix, most commonly caused by obstruction of its lumen. The appendix is a narrow, blind-ended pouch that extends from the cecum, making it particularly prone to obstruction. Causes include fecaliths, lymphoid hyperplasia (often after viral infections), parasites, tumors, or foreign bodies. This obstruction initiates a cascade of pathological changes.Luminal Obstruction and Early InflammationAfter obstruction, normal mucosal...
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Related Experiment Video

Updated: May 30, 2026

Robotic Enucleation of Esophageal Leiomyoma
04:19

Robotic Enucleation of Esophageal Leiomyoma

Published on: February 20, 2026

Renal leiomyoma.

N Mashali1, A T Awad, G Trevisan

  • 1Department of Histopathology, Faculty of Medicine, University of Alexandria, Egypt.

Pathologica
|August 16, 2011
PubMed
Summary
This summary is machine-generated.

Giant renal leiomyomas are rare benign kidney tumors. This case highlights that these tumors, though uncommon, can present as large renal masses and should be considered in differential diagnoses.

Related Experiment Videos

Last Updated: May 30, 2026

Robotic Enucleation of Esophageal Leiomyoma
04:19

Robotic Enucleation of Esophageal Leiomyoma

Published on: February 20, 2026

Area of Science:

  • Urology
  • Pathology
  • Radiology

Background:

  • Renal leiomyomas are uncommon benign neoplasms originating from smooth muscle tissue within or around the kidney.
  • Typically, they are small, asymptomatic, and discovered incidentally during imaging for other conditions.

Observation:

  • This report details a rare case of a giant renal leiomyoma in a 55-year-old female, significantly larger than typically described.
  • The massive tumor encased the right kidney, presenting as a substantial renal mass.

Findings:

  • The study reviews imaging and gross pathological features of previously reported renal leiomyomas.
  • It emphasizes the diverse presentation of these tumors, ranging from small incidental findings to large, space-occupying masses.

Implications:

  • Renal leiomyoma, despite its rarity, is a crucial consideration in the differential diagnosis of renal spindle cell lesions.
  • Awareness of its potential for massive growth is important for accurate diagnosis and management of renal masses.