Post-splenectomy patient is in need of ______’ vaccination –
**Core Concept**
The spleen plays a crucial role in the immune system, particularly in filtering the blood and storing lymphocytes. After splenectomy, patients are at an increased risk of infections, especially from encapsulated bacteria. This is due to the spleen's role in producing antibodies against these pathogens.
**Why the Correct Answer is Right**
The correct answer is the vaccine that protects against encapsulated bacteria, such as Streptococcus pneumoniae, Haemophilus influenzae type b, and Neisseria meningitidis. These bacteria have a polysaccharide capsule that the spleen would normally help to clear. Without a spleen, patients are more susceptible to these infections. Vaccination against these pathogens helps to stimulate the production of antibodies that can recognize and target these bacteria.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is not relevant to the increased risk of infections post-splenectomy.
**Option B:** While vaccination against influenza is important, it does not specifically address the increased risk of infections from encapsulated bacteria.
**Option C:** Vaccination against Hepatitis A is not directly related to the spleen's function or the increased risk of infections post-splenectomy.
**Clinical Pearl / High-Yield Fact**
It's essential to note that patients who have undergone splenectomy should also receive prophylactic antibiotics for certain surgical procedures, such as dental extractions or surgeries involving the gastrointestinal tract, to prevent overwhelming postsplenectomy infection (OPSI).
**Correct Answer:** D. Pneumococcal vaccine