foramen of Monro


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Related to foramen of Monro: Foramen of Magendie, Foramen of Luschka
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Noun1.foramen of Monro - the small opening (on both the right and left sides) that connects the third ventricle in the diencephalon with the lateral ventricle in the cerebral hemisphere
foramen, hiatus - a natural opening or perforation through a bone or a membranous structure
References in periodicals archive ?
The nurse must ensure that 2 specific conditions required for interpreting the ICP have been met: (1) the transducer must be level to the foramen of Monro, and (2) the transducer stopcock must be positioned to provide an interpretable waveform to the patient monitor.
MRI scan brain revealed radial bands in bilateral frontal and posterior parietal regions, multiple focal cortical tubers diffusely involving cerebral hemisphere and right cerebellum, subependymal calcified nodules around both lateral ventricles and right foramen of Monro [Fig 6].
Any of these phenomena can cause rapid increase in the size of a colloid cyst resulting in acute obstruction of CSF flow at the foramen of Monro.
This World Health Organization (WHO) grade II neoplasm usually presents with signs of increased intracranial pressure secondary to obstructive hydrocephalus in young adults, since the tumor is typically located within the lateral ventricles in the region of the foramen of Monro.
A location in the foramen of Monro disturbs cerebrospinal fluid circulation.