Vermian maturity assessment (approach)

Last revised by Henry Knipe on 10 Dec 2017

Radiological evaluation of the posterior fossa is an essential part of the routine fetal assessment, including vermian maturity assessment.

Radiographic features

Ultrasonography is a readily available diagnostic tool in the assessment of the fetal posterior fossa but is sometimes limited due to a variety of pathologies that can look similar and even identical on standard axial ultrasonography. Also, true sagittal and coronal views of the posterior fossa are difficult to achieve, leading to false positive vermian pathologies 1. The use of fetal MRI is extremely useful in difficult cases.


The role of MRI includes 2:

MRI assessment of vermian maturity includes 3:

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