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Fetus in fetu in a neonate: report of a case

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Abstract

Fetus in fetu (FIF) is a rare condition in which a malformed fetus resides in the body of its host. The presence of a well-formed vertebral column secures the diagnosis of FIF and differentiates this entity from a teratoma. Although more than 100 cases of FIF have been reported in the literature, the presence of a well-formed vertebral column is not documented in many cases. We herein report the case of a 19-day-old female who presented with a lump in the abdomen. Plain radiograph of the abdomen showed the presence of a well-formed vertebral column with long bones, and the results were confirmed with ultrasonogram and CT scans. Therefore, a preoperative diagnosis of FIF was made, and the mass was successfully excised. Upon opening the sac of the mass, a malformed anencephalic fetus was found.

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The authors have no financial relationships with any organization.

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Correspondence to H. K. Dutta.

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Dutta, H.K., Thomas, J.K., Sahewala, N.K. et al. Fetus in fetu in a neonate: report of a case. Surg Today 43, 547–549 (2013). https://doi.org/10.1007/s00595-012-0242-5

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  • DOI: https://doi.org/10.1007/s00595-012-0242-5

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