1a - History: 68-year-old male presents with new onset of impaired cognition

1a - History: 68-year-old male presents with new onset of impaired cognition - Quiz

1b - Answer: 68-year-old male presents with new onset of impaired cognition

2a - History: 63-year-old male presents with headache, memory loss, ataxia

2a - History: 63-year-old male presents with headache, memory loss, ataxia - Quiz

2b - Answer: 63-year-old male presents with headache, memory loss, ataxia

3a - History: 59-year-old female presents with symptoms and signs involving cognitive functions and awareness

3a - History: 59-year-old female presents with symptoms and signs involving cognitive functions and awareness - Quiz

3b - Answer: 59-year-old female presents with symptoms and signs involving cognitive functions and awareness

4a - History: 53-year-old female presents with cognitive decline with sleep inversion

4a - History: 53-year-old female presents with cognitive decline with sleep inversion - Quiz

4b - Answer: 53-year-old female presents with cognitive decline with sleep inversion

5a - History: 66-year-old male presents with decreased fine motor skills

5a - History: 66-year-old male presents with decreased fine motor skills - Quiz

5b - Answer: 66-year-old male presents with decreased fine motor skills

6a - History: 2-year-old male presents with developmental delay

6a - History: 2-year-old male presents with developmental delay - Quiz

6b - Answer: 2-year-old male presents with developmental delay

7a - History: 63-year-old male presents with headaches

7a - History: 63-year-old male presents with headaches - Quiz

7b - Answer: 63-year-old male presents with headaches

8a - History: 29-year-old female presents with several syncopal episodes

8a - History: 29-year-old female presents with several syncopal episodes - Quiz

8b - Answer: 29-year-old female presents with several syncopal episodes

9a - History: 15-year-old female presents with blurred vision for two weeks

9a - History: 15-year-old female presents with blurred vision for two weeks - Quiz

9b - Answer: 15-year-old female presents with blurred vision for two weeks

10a - History: 10-year-old female presents with sudden onset disconjugate gaze - Quiz

10b - Answer: 10-year-old female presents with sudden onset disconjugate gaze

11a - History: 50-year-old male presents with dizziness, diplopia

11a - History: 50-year-old male presents with dizziness, diplopia - Quiz

11b - Answer: 50-year-old male presents with dizziness, diplopia

12a - History: 59-year-old female presents with hyperreflexia

12a - History: 59-year-old female presents with hyperreflexia - Quiz

12b - Answer: 59-year-old female presents with hyperreflexia

13a - History: 52-year-old female presents with olivopontocerebellar atrophy

13a - History: 52-year-old female presents with olivopontocerebellar atrophy - Quiz

13b - Answer: 52-year-old female presents with olivopontocerebellar atrophy

14a - History: 64-year-old female presents with memory loss

14a - History: 64-year-old female presents with memory loss - Quiz

14b - Answer: 64-year-old female presents with memory loss

15a - History: 65-year-old male presents with abnormal gait

15a - History: 65-year-old male presents with abnormal gait - Quiz

15b - Answer: 65-year-old male presents with abnormal gait

16a - History: 66-year-old male presents with history of Parkinson's disease

16a - History: 66-year-old male presents with history of Parkinson's disease - Quiz

16b - Answer: 66-year-old male presents with history of Parkinson's disease

17a - History: 76-year-old male presents with Parkinson's disease

17a - History: 76-year-old male presents with Parkinson's disease - Quiz

17b - Answer: 76-year-old male presents with Parkinson's disease

18a - History: 62-year-old female referred for MRI subsequent to being unable to hold still

18a - History: 62-year-old female referred for MRI subsequent to being unable to hold still - Quiz

18b - Answer: 62-year-old female referred for MRI subsequent to being unable to hold still

19a - History: 74-year-old male presents with gait disturbance, dementia

19a - History: 74-year-old male presents with gait disturbance, dementia - Quiz

19b - Answer: 74-year-old male presents with gait disturbance, dementia

20a - History: 52-year-old male presents with history of multiple sclerosis

20a - History: 52-year-old male presents with history of multiple sclerosis - Quiz

20b - Answer: 52-year-old male presents with history of multiple sclerosis

21a - History: 68-year-old male presents with history of a fall one year prior with brain trauma

21a - History: 68-year-old male presents with history of a fall one year prior with brain trauma - Quiz

21b - Answer: 68-year-old male presents with history of a fall one year prior with brain trauma

22a - History: 92-year-old female is to be evaluated for cerebral degeneration

22a - History: 92-year-old female is to be evaluated for cerebral degeneration - Quiz

22b - Answer: 92-year-old female is to be evaluated for cerebral degeneration

23a - History: 58-year-old female presents with speech disturbance

23a - History: 58-year-old female presents with speech disturbance - Quiz

23b - Answer: 58-year-old female presents with speech disturbance

24a - History: 51-year-old female presents with numbness and weakness in legs and arms

24a - History: 51-year-old female presents with numbness and weakness in legs and arms - Quiz

24b - Answer: 51-year-old female presents with numbness and weakness in legs and arms

25a - History: 64-year-old male presents with possibility of ALS

25a - History: 64-year-old male presents with possibility of ALS - Quiz

25b - Answer: 64-year-old male presents with possibility of ALS