PasTest

Question 1

What is Normal pressure hydrocephalus

Answer 1

Usually present in elderly.
Enlargement of the cerebral ventricles without enlargement of CSF pressure.
Presents with urinary incontinence, dementia and gait disturbances.

Question 2

What test is always abnormal in delirium, regardless of cause?

Answer 2

Electroencephalogram- always shows diffuse slowin, regardless of the cause

Question 3

what is arnold chiari syndrome

Answer 3

the downward displacement, or herniation, of the cerebellar tonsils through the foramen magnum. Malformations may be congenital or acquired through trauma.

Question 4

features of arnold chiari syndrome

Answer 4

non-communicating hydrocephalus may develop as a result of obstruction of cerebrospinal fluid (CSF) outflow
headache
syringomyelia

Question 5

A 78-year-old man presents to the neurology clinic complaining of reduced mobility and difficulty using his right arm and hand over the past 18 months. He has mask-like facies and an unsteady shuffling gait. He describes how he feels like he has ‘lost control’ over his right arm and hand, and how he feels like it ‘has a mind of its own’.

Answer 5

corticobasilar degeneration

-parkinson plus syndrome associated with an alien limb

Question 6

medication to treat levodopa induced nausea in parkinsons

Answer 6

domperidone (does not cross BBB)