vermian


Also found in: Medical.

vermian

(vɜːmɪən)
adj
(Anatomy) a variant form of vermal
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Cerebellar abnormalities together with vermian agenesis represent the clinical aspect of respiratory impairment, particularly in the neonatal period (2).
They are primarily midline vermian lesions, but hemispheric locations are also possible.
The PTA not only was terminated in the AICA but contributed to the ipsilateral inferior vermian and hemispheric branch of PICA (Figure 2).
Two of these were of the Chiari II variety with lumbosacral cutaneous defect, meningocele, ventriculomegaly and small posterior fossa with vermian descent.
Lesions were also found within the pontine cistern, suprasellar cistern, cistern ambiens, and superior vermian cistern.
15) pointed out an obvious reading difficulty in cerebellar vermian space-occupying lesions; although single-word reading was intact, reading accuracy was reduced when reading long phrases.
The lack of peduncular decussation often results in a superior vermian cleft.
Brain MRI examination revealed that all cases had molar tooth sign, bat-wing appearance and vermian cleft.
2,3) Vermian lipomas are rare, with the literature containing only a few such cases.
The molar tooth sign was initially identified in Joubert syndrome, named after Marie Joubert who first described it in 1968 as a rare autosomal recessive disorder characterised by the neuroradiological hallmark of the molar tooth sign caused by cerebellar vermian hypoplasia.
3 and 4), brainstem hypoplasia and vermian hypoplasia (Fig.
They found that skaters had larger right hemispheres of the cerebellum and vermian lobules VI-VII (the lobes connecting the left and right parts of the cerebellum) than non-skaters.