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Fetus in fetu (or foetus in foetu) is a rare developmental abnormality in which a mass of tissue resembling a fetus forms inside the body of its twin. An early example of the phenomenon was described in 1808 by George William Young.
Dec 13, 2018 · Fetus in fetu is a rare condition which most often presents as a fetiform calcified mass in the abdomen of its host, fetus or newborn. We report a case of 8-month-old girl with history of abdominal distension.
Presentation. Neonate with left abdominal distension. No prenatal ultrasound done. Patient Data. Age: Neonate. x-ray. There is fullness in the left abdomen with several calcific forms resembling bones. ultrasound. Two heterogeneous ovoid masses located in the left abdomen, appear retroperitoneal.
May 30, 2012 · Fetus in fetu is a benign growth of embryological origin, and is located behind the abdomen lining of the host twin. To diagnose fetus in fetu there must be evidence of body plan organization, including vertebrae, limb buds, and organ tissues.
Fetus-in-fetu (FIF) is a rare entity in which one malformed vertebrate fetus is enclosed within the body of its twin. This is an extremely rare condition, and Hopkins et al. found less than 100 case reports on extensive review of the literature.
Fetus-in-fetu (FIF) is an extremely rare anomaly of monochorionic, diamniotic twins in which a malformed fetus resides in the body of its normal sibling during development. It occurs in about 1 in 500,000 live births.
Jan 12, 2023 · Fetus-in-fetu (FIF) is an extremely rare congenital anomaly in which a vertebrate fetus-like mass is situated within the body of its fully developed host. Two main hypotheses on the pathogenesis of FIF have been described.
Apr 2, 2014 · Fetus in fetu is a rare congenital anomaly and is defined as a monozygotic twin incorporated into the abdomen of its sibling during development. Fetus in fetu is often overlooked in the differential diagnosis of an abdominal mass. Unlike teratomas, fetus in fetu is a benign disorder.
Feb 20, 2019 · Fetus in fetu is a parasitic twin that’s completely enclosed inside the body of the healthy twin. This can go undiscovered at birth, only becoming obvious later.
Aug 10, 2020 · Fetus in fetu is a poorly understood and rare form of monozygotic twinning whereby an anomalous twin is internalized within its cotwin.
