Case of the week # 426
Moscow regions Research Institute of Obstetrics and Gynecology, Medical-Genetics Department, Moscow, Russia.
Following images illustrate two different cases of prenatally diagnosed anomaly.
Case report Nº 1
A 32 year old woman (G2P1), with non-contributive history, was referred to our department due to fetal “renal cyst”. The patient’s first child was healthy. The first scan at 12 weeks was normal.
During the second ultrasound examination at 21 week of pregnancy we noticed the following findings:
Images 1 and 2.

Case report Nº 2
A 39 year old woman (G3P2), with unremarkable medical history, was referred to our department after her routine 19 weeks of pregnancy scan with the diagnosis of “retroperitoneal cyst”. Two patient’s children were healthy. The first scan at 12 weeks was normal.
We revealed a male fetus corresponded to 20 weeks. Placenta and amniotic fluid volume was normal.
We obtained the following images:
Image 3.
Image 4.
Image 5.

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