Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation
Case Reports
. 2008 Jan;13(1):30-2.
doi: 10.4103/0971-9261.42572.

Fetus in fetu: A report of two cases

Affiliations
Case Reports

Fetus in fetu: A report of two cases

Ibrahim Karaman et al. J Indian Assoc Pediatr Surg. 2008 Jan.

Abstract

Fetus in fetu is a rare condition that has been defined as the presence of one of the twins in the body of the other. It is most frequently located in retroperitoneal area; however, it has been reported in other locations as well. This report presents two cases of "fetus in fetu" cases: one located in the retroperitoneal area and the other in the sacrococcygeal area.

Keywords: Fetus in fetu; newborn; teratoma.

PubMed Disclaimer

Conflict of interest statement

Conflict of Interest: None declared.

Figures

Figure 1
Figure 1
Computerized abdominal tomography shows a multilobed heterogeneous mass lesion.
Figure 2
Figure 2
Fetiform presentation of the mass. Structures representing head of fetus (thin arrows) and two legs and an arm (bold arrows)
Figure 3
Figure 3
Well-developed lower extremity (bold arrow indicates the opened skin and thin arrow indicates the capsule of the mass)

References

    1. Hopkins KL, Dickson PK, Ball TI, Rickets RR, O'Shea PA, Abramowsky CR. Fetus in fetu with malignant recurrence. J Pediatr Surg. 1997;32:1476–9. - PubMed
    1. Federici S, Prestipino M, Domenichelli V, Antonellini C, Sciutti R, Domini R. Fetus in fetu: Report of an additional, well-developed case. Pediatr Surg Int. 2001;17:483–5. - PubMed
    1. Massad MG, Kong L, Benedetti E, Resnick D, Grosh L, Geha AS, et al. Dysphagia caused by a fetus-in-fetu in a 27-year-old man. Ann Thorac Surg. 2001;71:1338–41. - PubMed
    1. Moorthy K, Rao PP, Deshpande AA, Thakur RK, Supe AN. Fetus in fetu or a retroperitonal teratoma: A case report and review of literature. Indian J Cancer. 1997;34:179–81. - PubMed
    1. Shrivastava SK, Sahrma HP, Sinha SK, Prasad KM. Retroperitoneal, teratoma as fetus in fetu: A case report. Indian J Pathol Microbiol. 1999;42:169–70. - PubMed

Publication types