File:Atypical teratoid rhabdoid tumor (prenatal US and neonatal MRI) (Radiopaedia 59091-66388 Axial T1 35).jpg

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Description	Radiopaedia case ID: 59091 Image ID: 37095136 Image stack position: 35/55 Plane projection: Axial Aux modality: T1 Study description: MR at Day 1 after CT Study findings: Midline, vermis centered posterior fossa tumor bulging into the 4th ventricle, with obstructive hydrocephalus. Hemorrhage within the occipital horns of lateral ventricles due to external ventricular drains.Tumor is heterogeneous, with cystic CSF-like densities and spontaneous hemorrhage well seen on T2*. DWI is non-contributing due to hemorrhage. No internal calcification on CT.Round shape, no spreading through the foramen of Magendie nor the lateral foramens of Luschka.Peripheral enhancement. Modality: MRI System: Central Nervous System Findings: Normal posterior fossa scans at 26WG,32WG and 35WG. Cerebellum biometry and morphology were normal. Sylvian fissure were as according to term, normal cavum.
Date	Published: 20th Mar 2018
Source	https://radiopaedia.org/cases/atypical-teratoid-rhabdoid-tumor-prenatal-us-and-neonatal-mri
Author	Fabien Ho
Permission (Permission-reusing-text)	http://creativecommons.org/licenses/by-nc-sa/3.0/

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current	14:54, 3 June 2021		224 × 224 (7 KB)	Fæ (talk \| contribs)	Radiopaedia project rID:59091 (batch #3258-70 E35)

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