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Acute bilateral medial medullary infarction | Radiology Case |

A ball and socket ankle (talocrural) joint is a congenital or acquired…

Placenta accreta: what is it and why is it becoming more common?

Frontotemporal lobar degeneration with caudate atrophy | Radiology Case |

Dandy Walker malformation consists of a group of anomalies where there is a posterior fossa cyst communicates with the fourth ventricle, as well as abnormal development of the cerebellar vermis. characterised by the triad of: hypoplasia of the vermis and cephalad rotation of the vermian remnant cystic dilatation of the fourth ventricle extending posteriorly enlarged posterior fossa with torcular-lambdoid inversion

Arachnoid cyst | Radiology Case | Large extra-axial cystic lesion in posterior fossa compressing cerebellum consistent with an arachnoid cyst. DD with Dandy-Walker malformation.

Persistent trigeminal artery | Radiology Case |

Brain death s/p drug overdose with subsequent respiratory, then cardiac arrest. Note the lack of gray/white matter differentiation and prominence of Circle of Willis compared to the brain parenchyma.

Acoustic schwannoma: most common cerebellopontine angle tumour.The most common presenting symptoms include; sensorineural hearing loss, tinnitus and vertigo. Contrast enhaced MRI is the investigation of choice for such lesions.