Primary Extraosseous Ewing sarcoma of the Rectosigmoid region in an adult male: a rare case report

Primary EES of rectosigmoid is extremely rare; diagnosis requires morphology, IHC and molecular testing wherever possible; early biopsy allows neoadjuvant chemo before surgery.

Authors

Sameen Khatiwada
Utsav Adhikari (ORCID: https://orcid.org/0009-0009-7236-9783)
Oshan Shrestha (ORCID: https://orcid.org/0000-0002-8655-9168)
A. K. Singh
Dipak Kumar Yadav
Supriya Upreti

Institutions

Biratnagar Eye Hospital (NP)

Publication Details

Journal: Oxford Medical Case Reports
Published: 2025-11-03
DOI: https://doi.org/10.1093/omcr/omaf263
Primary Topic: Sarcoma Diagnosis and Treatment
Type: article
Field-Weighted Citation Impact: 0.00

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article

Primary Extraosseous Ewing sarcoma of the Rectosigmoid region in an adult male: a rare case report

Sameen Khatiwada, Utsav Adhikari, Oshan Shrestha, A. K. Singh et al.

Nov 3, 2025

Oxford Medical Case Reports

Sarcoma Diagnosis and Treatment

article

Primary Extraosseous Ewing sarcoma of the Rectosigmoid region in an adult male: a rare case report

Sameen Khatiwada, Utsav Adhikari, Oshan Shrestha, A. K. Singh, Dipak Kumar Yadav, Supriya Upreti

November 3, 2025article en

Abstract

Primary EES of rectosigmoid is extremely rare; diagnosis requires morphology, IHC and molecular testing wherever possible; early biopsy allows neoadjuvant chemo before surgery.

Oxford Medical Case ReportsVol. 2025(12)

Biratnagar Eye Hospital (NP)

Openalex Percentile: Top 28%

Sarcoma Diagnosis and Treatment

DOI Open Access PDF OpenAlex

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Primary Extraosseous Ewing sarcoma of the Rectosigmoid region in an adult male: a rare case report — Sameen Khatiwada, Utsav Adhikari, et al. · Oxford Medical Case Reports (2025) | TGRS Research Map | TGRS