Publications by authors named "Astrid Leus"

The fetal phenotype of MPDZ-associated congenital hydrocephalus type 2 with or without brain or eye anomalies (HYC2) (OMIM 615219) is not well described in the literature. The present case shows not previously published clinical fetal features that are detected during routine second trimester ultrasound screening at 21 weeks of gestation such as bilateral ventriculomegaly, lean cavum septum pellucidum, suspicion of hypoplastic corpus callosum, and suspicion of gyration disorder with normal fossa posterior. Combination of clinical features and a gene panel for congenital malformation syndromes detected a homozygous, likely pathogenic nonsense variant in the MPDZ gene.

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A pseudoaneurysm of the superficial temporal artery is a rare complication of head injury in a child.

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We present the case of a 6-year-old boy who received a cochlear implant for profound sensorineural hearing loss after being born with cytomegalovirus (CMV) infection. Even after 6 years, CMV DNA was still found in the perilymph of the cochlea. Our case shows that CMV DNA can be present in the cochlea years after congenital CMV infection, and it can explain why progressive and/or late-onset hearing loss occurs in these children.

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Objective: To predict sensorineural hearing loss (SNHL) and neurological impairment in congenital cytomegalovirus (cCMV) infection using MR imaging and define the best timing in pregnancy for prenatal assessment.

Methods: In 121 patients with confirmed cCMV infection, brain features at MR imaging were respectively graded from 1 to 5: normal; isolated frontal/parieto-occipital hyperintensity; temporal periventricular hyperintensity; temporal/occipital cysts and/or intraventricular septa; migration disorders. Grading was correlated with postnatal SNHL and neurological impairment using regression analysis.

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Article Synopsis
  • The study aimed to assess temperature changes in the uterus of pregnant miniature pigs during MR imaging at 3 T by using fiber-optic temperature sensors placed in different locations.
  • Three imaging regimens were compared: low-SAR, normal SAR, and high-SAR, with results showing increasing temperature rises in that order.
  • The study concluded that while temperature increases varied by imaging protocol, third trimester temperatures were not significantly different from those in the first or second trimesters, with cumulative increases in high-SAR imaging reaching up to 2.5°C.
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