References
- Byers BD, Goharkhay N, Mateus J, et al 2009. Pregnancy outcome after ultrasound diagnosis of fetal intra-abdominal vein varix. Ultrasound in Obstetrics and Gynecology 33:282–286.
- Fung T, Leung T, Leung T, et al 2005. Fetal intra-abdominal vein varix: What is the clinical significance? Ultrasound in Obstetrics and Gynecology 25:149–154.
- Valsky DV, Rosenak D, Hochner-Celnikier D, et al 2004. Adverse outcome of isolated fetal intra-abdominal umbilical vein varix despite close monitoring. Prenatal Diagnostic 24:451–454.
- Viora E, Sciarrone A, Bastonero S, et al 2004. Anomalies of the fetal venous system: A report of 26 cases and review of the literature. Fetal Diagnosis and Therapy 19:440–447.
- Zalel Y, Lehavi O, Heifetz S, et al 2000. Varix of the fetal intra-abdominal umbilical vein: prenatal sonographic diagnosis and suggested in utero management. Ultrasound in Obstetrics and Gynecology 16:476–478.