Neuro Words for Nerds


Each week’s Neuro Words for Nerds post defines a neurology term, its pronunciation, etymology, and clinical relevance.

Term: Prosencephalon

The prosencephalon (a.k.a., forebrain) is one of 3 primary divisions of developing embryonic brain...

Term: Myelomalacia

Myelomalacia literally means "soft spinal cord." It is used most commonly in veterinary medicine as part of a pathological processed called ascending-descending myelomalacia (a.k.a., hemorrhagic myelomalacia).

Term: Jacksonian seizure

A Jacksonian seizure (a.k.a., Jacksonian march) is a specific…

Term: Drop metastases

Drop metastases are tumors that spread through the CSF ventricular pathways to distant sites. They have been reported with

Term: Catamenial epilepsy

A form of epilepsy characterized by change in seizure frequency associated with hormonal changes during the menstrual cycle

Term: Foramen of Monro

The foramen of Monro (a.k.a., interventricular foramen) are channels that connect the lateral ventricles to the third ventricle allowing CSF to pass to the rest of the ventricular system.

Term: Wallerian degeneration

Wallerian degeneration refers to the axonal and myelin degeneration that occurs distal to a site of injury.

Term: Craniotomy

craniectomy is a surgical procedure in which the skull bone flap is not replaced at the end of the surgical procedure.

Term: Schiff-Sherrington

Schiff-Sherrington Syndrome is a body posture characterized by rigid extension of the thoracic limbs sometimes observed in patients with severe T2-L4 spinal cord injury.

Term: Lissencephaly

Lissencephaly literally means smooth brain...

Term: Extrapyramidal

Extrapyramidal refers to the motor tracts that arise outside the cerebral cortex.

Term: Neurotmesis

Neurotmesis is complete severance of the entire nerve fiber, including the axon, myelin sheath, Schwann cells and endoneurium.