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Related Experiment Video

Updated: May 24, 2026

Fate Mapping of Human Embryonic Stem Cells by Teratoma Formation

Fate Mapping of Human Embryonic Stem Cells by Teratoma Formation

Published on: August 1, 2010

Secondary retroperitoneal teratoma.

P Grandjean¹, E Danse, F Thys

¹Department of Medical Imaging, St Luc University Hospital, Brussels, Belgium.

JBR-BTR : Organe De La Societe Royale Belge De Radiologie (SRBR) = Orgaan Van De Koninklijke Belgische Vereniging Voor Radiologie (KBVR)

|February 18, 2012

Summary

This summary is machine-generated.

Retroperitoneal teratomas are rare. This case highlights a secondary retroperitoneal gonadal teratoma occurring 12 years after a primary testicular teratoma, emphasizing the need for vigilance.

Related Experiment Videos

Last Updated: May 24, 2026

Fate Mapping of Human Embryonic Stem Cells by Teratoma Formation

Fate Mapping of Human Embryonic Stem Cells by Teratoma Formation

Published on: August 1, 2010

Area of Science:

Oncology
Urology
Radiology

Background:

Retroperitoneal teratomas are uncommon neoplasms.
Secondary localizations of gonadal teratomas are exceptionally rare.
This report details a unique case of late recurrence.

Observation:

A patient with a history of testicular teratoma presented with non-specific abdominal pain.
Abdominal CT revealed a retroperitoneal mass.
Imaging demonstrated cystic masses with calcifications and peripheral enhancement.

Findings:

The retroperitoneal mass was diagnosed as a secondary gonadal teratoma.
The patient had a primary testicular teratoma diagnosed 12 years prior.
Literature review identified common differential diagnoses for retroperitoneal masses.

Implications:

This case underscores the potential for late, extragonadal recurrence of teratomas.
Awareness of this possibility is crucial for accurate diagnosis and management.
Further research into the behavior of recurrent teratomas is warranted.