14 results found
Article
Gastroschisis
Gastroschisis refers to an extra-abdominal herniation (evisceration) of fetal or neonatal bowel loops (and occasionally portions of the stomach and or liver) into the amniotic cavity through a para-umbilical anterior abdominal wall defect.
Epidemiology
The estimated incidence is around 1-6 per...
Article
Fetal MRI
Fetal MRI allows for detailed imaging of the developing fetus in utero. Fast sequences are required due to fetal movement 1. Fetal MRI is most commonly utilized when ultrasound findings are equivocal. Fetal anatomy can be evaluated in detail including the brain, upper aerodigestive tract, thorax...
Article
Twin pregnancy
Twin pregnancies are the most common multifetal pregnancies.
Epidemiology
Multifetal pregnancies account for ~1% of all pregnancies but are seen in much higher numbers in populations where in vitro fertilisation (IVF) is a common practice.
Classification
A twin pregnancy can be broadly cate...
Article
Encephalocele
Encephalocele, also known as meningoencephalocele, is a form of neural tube defect and a type of cephalocele where brain tissue and overlying meninges herniate out through a defect in the cranium.
Terminology
Although the terms encephalocele and meningoencephalocele are often used interchange...
Article
Folate deficiency
Folate deficiency (hypovitaminosis B9) is the most common vitamin deficiency in the Western world. It is especially important in pregnant women and common amongst alcoholics.
Epidemiology
Deficiency arises in two distinct populations:
increased demand (pregnancy and lactation)
decreased abs...
Article
Ectopia cordis
Ectopia cordis is an extremely rare congenital malformation where the heart is located partially or totally outside the thoracic cavity. The four main ectopic positions are:
adjacent to the thorax: ~60%
abdominal: 15-30%
thoracoabdominal: 7-18%
cervical: ~3%
Epidemiology
The incidence is ...
Article
Thrombocytopenia with absent radius syndrome
Thrombocytopenia with absent radius (TAR) syndrome is primarily characterized by the following two features:
fetal thrombocytopenia
absent fetal radii (bilaterally) with the presence of both thumbs
Epidemiology
The condition is extremely rare with an estimated incidence of 0.4 per 100,000 bi...
Article
Polydactyly
Polydactyly (less commonly called hyperdactyly) refers to the situation where there are more than the usual number of digits (five) in a hand or foot. It can be broadly classified as:
preaxial polydactyly: extra digit(s) towards the thumb/hallux (radially)
postaxial polydactyly: extra digit(s)...
Article
Abdominal pain in pregnancy protocol (MRI)
The abdominal pain in pregnancy MRI protocol encompasses a set of MRI sequences for assessment of causes of non-traumatic abdominal pain in pregnancy.
Note: This article aims to frame a general concept of an MRI protocol for the assessment of the abdomen in pregnancy. Protocol specifics will va...
Case
Molar pregnancy
Published
18 Dec 2021
95% complete
MRI
Case
Fetal cardiac failure - acardiac twin - monochorial pregnancy
Published
21 Jan 2018
94% complete
Ultrasound
Case
Triple loop nuchal cord
Published
06 Apr 2022
94% complete
Ultrasound
Case
Placenta accreta
Published
26 Nov 2011
79% complete
Ultrasound
Case
Posterior urethral valves
Published
31 Mar 2014
75% complete
Ultrasound
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