Certified Neuroscience Registered Nurse (CNRN) Practice Exam

What is the ideal time frame for a planned splenectomy patient to receive preoperative vaccinations?

1. 1-2 weeks prior

2. 3-4 weeks prior

3. 10-12 weeks prior

4. 14 days prior

The correct answer is: 10-12 weeks prior

The ideal time frame for a planned splenectomy patient to receive preoperative vaccinations is 10-12 weeks prior to the procedure. This timing is crucial because the spleen plays a vital role in the immune response, particularly in fighting off encapsulated organisms. Patients who undergo a splenectomy are at increased risk for infections due to the loss of this protective function. Vaccinations should be administered well in advance to allow sufficient time for the immune system to mount a proper response. The 10-12 week window ensures that the body has adequate time to develop immunity before the patient undergoes surgery. This is particularly important given that the full efficacy of vaccines, especially polysaccharide vaccines, typically requires several weeks for a robust immune response to be detected in the bloodstream. Furthermore, by following this recommended time frame, clinicians can help reduce the risk of postoperative infections, which is critical for the health and safety of patients undergoing splenectomy.