DBS

Question 1

According to Patric Blomstedt and Marwan Hariz, which are the two preferred targets for DBS in Parkinsons disease?

Answer 1

1. The subthalamic nucleus
2. Globus Pallidus interna

Question 2

Which is the ONE absolute preferred target for Parkinssons disease and why is it not always ok to use?

Answer 2

The STN - Subthalamic nucleus.
Not always ok if the pt is too old, with cognitive decline or relevant depression. The patient cannot either have medically resistant axial symptoms, such as balance and gait disturbance.

Question 3

Which are the preferred targets for tremors?

Answer 3

zona inserta and Vim.

Question 4

What is the most common side effect of DBS regardless of brain target?

Answer 4

Dysarthria

Question 5

With progression of Parkinssons disease, some features of the disease become less responsive to DBS. What symtoms?

Answer 5

The nondopaminergic axial features.