Nerve Disorganization May Spur Form of Dyslexia

...of MRI called diffusion sensor imaging to study the brains of 10 people with dyslexia caused by a rare genetic disorder called periventricular nodular heterotopia (PNH), which disrupts brain structure. People with PNH have normal intelligence but have trouble reading smoothly because they lack the rapid brain pr...

Missing Molecule Has Important Role in a Developmental Brain Abnormality

... A molecule that is part of a complex signaling network in the developing brain plays //a critical role in periventricular heterotopia (PVH), a congenital brain malformation, Yale School of Medicine researchers report in Neuron. PVH often leads to a variety of neurological disor...

Heterotopia in Medical Definition

Heterotopia (medicine)

... In medicine , " heterotopia " refers to the displacement of an organ or part o...s normal position, often specifically Gray Matter heterotopia , the displacement of gray matter into the cere...y matter almost always have seizure disorders . heterotopia is often divided into three groups: subependymal h...

Heterotopia in Biological News

Rensselaer receives more than $2 million from New York State to fund stem cell research

...lls. Mutation of these genes results in abnormal stem cell growth leading to nodules in the neurons of the brain, a condition known as periventricular heterotopia and a progressive shortening of bones known as skeletal chondrodysplasias. These genetic disorders, although rare in humans, provide important insight...