Errors - Neurosurgery Section

Question 1

What are possible complications of administration of mannitol?

Answer 1

1) Hyperosmolar nonketotic state
2) May aggravate vasogenic edema
3) Hypotension
4) ATN

Question 2

In patients with traumatic vertebral artery occlusion what are two possible treatment options?

Answer 2

Endovascular sacrifice of VA is an aggressive approach

Aspirin use is another option

Question 3

In lateral recess syndrome when do patients experience pain relief? How about in discogenic spine disease?

Answer 3

Relief when sitting for lateral recess syndrome

Discogenic disease has pain when sitting

Question 4

What is Ondine’s curse?

Answer 4

Respiratory depressions which occur in patients undergoing bilateral cordotomy

Question 5

Commisural myelotomites are helpful for treating chronic extremity pains associated with cancers but may also cause …

Answer 5

Leg weakness, paresthesias, and urinary retention

Question 6

Eye movement disorders, pupillary dllation, and feelings of fear may all be seen with stimulation of what neural area?

Answer 6

Periaqueductal Gray

Question 7

Pallidotomy may cause contralateral hemiparesis and homonymous hemianopsia via what mechanism?

Answer 7

Injury to adjacent internal capsule and optic tract

Question 8

How many muscles attach to the styloid process and what is their innervation?

Answer 8

Stylohyoid (VII)
Styloglossus (XII)
Stylopharyngeus (IX)

Question 9

How many ligaments attach to the styloid process and what are they?

Answer 9

Stylomandibular and Stylohyoid ligaments