Registered Practical Nurse (RPN) Practice Test

What percentage of individuals with a history of extrapyramidal symptoms may experience them again?

1. 50%

2. 75%

3. 90%

4. 100%

The correct answer is: 90%

Individuals with a history of extrapyramidal symptoms (EPS) often face a high likelihood of experiencing these symptoms again if they are re-exposed to certain medications, particularly antipsychotics. The figure of 90% indicates that those who have previously encountered EPS are at significant risk for recurrence, emphasizing the importance of vigilance in managing patients with such a history. This statistic reflects the cumulative effect of the medication on the nervous system, particularly when it pertains to dopamine receptor antagonism associated with certain pharmacological treatments. Thus, the substantial likelihood of recurrence plays a crucial role in treatment planning, monitoring, and finding alternative therapeutic options for these individuals to minimize the risk of EPS. Understanding this statistic is vital for healthcare professionals when assessing patient history and implementing preventative measures in treatment.