The tau sign refers to the unusual configuration of signal voids in the presellar ICA and in a persistent trigeminal artery, as viewed on parasagittal MR images.The combination of the vertical and ...

Neuro and MSK Consultant Radiologist

This is a classic case of a Dandy Walker malformation. The most severe end of the Dandy Walker spectrum. hypoplasia of the vermis and cephalad rotation of the vermian remnant cystic dilatati...

Meningiomas are tumors that begin developing in the durable membranes that protect the delicate brain. This system of thin membranes is known as the meninges and consists of three separate layers. They include the Dura mater, the Arachnoid mater and the Pia mater. The majority of meningiomas are benign and can develop in any part of the brain or spinal cord lining. After Meningioma Brain Surgery However, about ninety percent of all cases have been found to be either within the skull, at the skull base or just above the spinal cord. Rarely, they can develop around the cord or

Hidden diagnosis