Parkinson's Trivia 3

Question 1

Which neurosurgeon pioneered the pallidotomy procedure widely used for Parkinson's in the 1990s?

Accepted Answer

Lauri Laitinen

Answer

Lauri Laitinen revived and popularized pallidotomy in the early 1990s as an effective surgical option for Parkinson's patients.

Question 2

What is the 'on-off' phenomenon experienced by many Parkinson's patients on levodopa?

Accepted Answer

Unpredictable fluctuations between mobile and immobile states

Answer

The 'on-off' phenomenon refers to unpredictable motor fluctuations where patients cycle between periods of good mobility ('on') and immobility ('off').

Question 3

Actor Michael J. Fox disclosed his Parkinson's diagnosis publicly in which year?

Accepted Answer

1998

Answer

Michael J. Fox publicly announced his Parkinson's diagnosis in 1998, seven years after he was first diagnosed at age 29.

Question 4

Which brain imaging technique is most commonly used to diagnose dopamine deficiency in Parkinson's disease?

Accepted Answer

DaTscan

Answer

DaTscan (dopamine transporter scan) uses a radioactive tracer to visualize dopamine transporter levels and detect deficiency characteristic of Parkinson's.

Question 5

What is 'freezing of gait' in Parkinson's disease?

Accepted Answer

Brief involuntary episodes where the feet appear glued to the floor

Answer

Freezing of gait is a sudden, transient inability to initiate or continue walking, often described as feet feeling stuck to the floor.

Parkinson's Practice Test

Parkinson's Practice Test

Parkinson's Trivia 3