1,821 results found
Case
Male fetal urination (micturition) in utero
![](https://prod-assets-static.radiopaedia.org/assets/video-icon/icon_video_thumb-0784afca84d111bbea811068d8220954c44e98baf5fb58fd88ad00aac9971716.png)
Published
29 Dec 2023
94% complete
Ultrasound
Case
Fetal adrenal hemorrhage
![](https://prod-images-static.radiopaedia.org/images/56041377/3._thumb.jpeg)
Published
25 Sep 2021
79% complete
Ultrasound
Case
Migrated intrauterine contraceptive device
![](https://prod-images-static.radiopaedia.org/images/42585354/28f2851fab237b2db8acf85dee0d74_thumb.jpeg)
Published
19 Sep 2018
97% complete
X-ray
Ultrasound
Article
Pregnancy of uncertain viability
Pregnancy of uncertain viability (PUV) is a term given to an intrauterine pregnancy in a situation where there are not enough criteria (usually on ultrasound grounds) to confidently categorize an intrauterine pregnancy as either viable or a failed pregnancy.
Radiographic features
Ultrasound
...
Case
Tetralogy of Fallot - antenatal
![](https://prod-assets-static.radiopaedia.org/assets/video-icon/icon_video_thumb-0784afca84d111bbea811068d8220954c44e98baf5fb58fd88ad00aac9971716.png)
Published
09 Dec 2020
94% complete
Ultrasound
Case
Trichorionic triplet pregnancy
![](https://prod-images-static.radiopaedia.org/images/42631328/5019f6441c636d250a74eecf667cf4_thumb.jpeg)
Published
21 Sep 2018
94% complete
Ultrasound
Case
Failed early pregnancy
![](https://prod-images-static.radiopaedia.org/images/58994333/94b54d1ce5553a1dd09ba0f10839aaa1355dcbf4f08d3d9ba81249fa47500384_thumb.jpeg)
Published
04 Jul 2022
94% complete
Ultrasound
Case
Torsion of dermoid cyst in a primigravid
![](https://prod-images-static.radiopaedia.org/images/56406825/IMG-0010-00012_thumb.jpeg)
Published
21 Nov 2021
80% complete
MRI
Case
Scalp hematoma types (diagram)
![](https://prod-images-static.radiopaedia.org/images/38232351/37ad707fe10aa2ab11c02095992add_thumb.jpeg)
Published
30 Apr 2018
38% complete
Diagram
Case
Marginal cord insertion
![](https://prod-images-static.radiopaedia.org/images/63532615/09a365eb8bba2209d12f74a337f7b11af7c4beb48c9db4d4991938bcff6b8a4f_thumb.jpeg)
Published
29 Sep 2023
97% complete
Ultrasound
Case
Variation in placental morphology: diagrams
![](https://prod-images-static.radiopaedia.org/images/871975/fcc325514e249738c6c4e9c403ec34_thumb.jpeg)
Published
14 Apr 2011
32% complete
Diagram
Article
Fetal atrioventricular block
Fetal atrioventricular block is a form a fetal bradyarrhythmia often classified into
fetal partial atrioventricular block (PAVB)
fetal complete atrioventricular block (CAVB)
Epidemiology
Fetal atrioventricular block is considered rare finding with reported occurrences of around 1:11,000-20,0...
Article
Cystic renal dysplasia
Cystic renal dysplasia refers to a subgroup of congenital anomalies of the kidney and urinary tract characterized by the dysplastic renal parenchyma and formation of cysts. The most severe form is multicystic dysplastic kidney, in which functional renal parenchyma is absent and only undifferenti...
Article
The crisscross sign
The crisscross sign is a fetal ultrasound sign that describes the normal relationship between the ventricular outflows tracts of the fetal heart. The left ventricular outflow tract (LVOT); represented by the take-off of the aorta (Ao) from the left ventricle, is perpendicular (90o) to the right ...
Case
Traumatic delivery
![](https://prod-images-static.radiopaedia.org/images/59604198/d25b36c90cd81858e817d28017c9c9bd298313c51f497a7c195cb4e99d535f77_thumb.jpeg)
Published
11 Sep 2022
95% complete
CT
Case
Pregnancy of uncertain viability (PUV)
![](https://prod-images-static.radiopaedia.org/images/872638/b828be9e0195818d8d1952918629fe_thumb.jpg)
Published
17 Apr 2011
82% complete
Ultrasound
Article
Echogenic fetal bowel
Echogenic fetal bowel is an observation in antenatal ultrasound imaging, in which fetal bowel appears to be brighter than it is supposed to be. It is a soft marker for trisomy 21 and has several other associations. When observed, it needs to be interpreted in the context of other associated abno...
Article
Early pregnancy
Early pregnancy roughly spans the first ten weeks of the first trimester.
Radiographic features
Antenatal ultrasound
0-4.3 weeks: no ultrasound findings
4.3-5.0 weeks:
possible small gestational sac
possible double decidual sac sign (DDSS)
possible intradecidual sac sign (IDSS)
5.1-5.5...
Article
Hemimegalencephaly
Hemimegalencephaly is a rare congenital disorder of cortical formation characterized by hamartomatous overgrowth of all or part of a cerebral hemisphere. This overgrowth results from either increased proliferation or decreased apoptosis (or both) of developing neurons 2.
Epidemiology
Hemimegal...
Case
Vanishing twin phenomenon
![](https://prod-images-static.radiopaedia.org/images/2151220/84265d677a6c46128d5b85a4f5eb99_thumb.jpeg)
Published
19 Jul 2012
54% complete