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Postsplenectomy sepsis syndrome. How to identify and manage patients at risk

M L Brigden

    Postgraduate Medicine
    |June 1, 1985
    PubMed

    Insights

    Postsplenectomy sepsis syndrome, often caused by Pneumococcus, has a high mortality rate. Awareness and pneumococcal vaccination are crucial for asplenic individuals to prevent this severe infection.

    Area of Science:

    • Infectious Diseases
    • Immunology
    • Public Health

    Background:

    • Postsplenectomy sepsis syndrome (PSS) is a rare but life-threatening condition.
    • Streptococcus pneumoniae is the most common causative agent in PSS, implicated in over 50% of cases.
    • Individuals who have undergone splenectomy, regardless of the reason (e.g., trauma, malignancy), are at risk.

    Observation:

    • Certain populations, including infants, those with hematologic malignancies, and individuals with compromised humoral immunity, exhibit increased susceptibility to PSS.
    • A significant number of asplenic or functionally hyposplenic individuals in the general population remain unaware of their condition and associated risks.
    • Even otherwise healthy individuals splenectomized due to trauma can develop PSS.

    Findings:

    • The mortality rate associated with PSS can exceed 90%.
    • Prompt identification of at-risk asplenic or functionally hyposplenic individuals is essential.
    • The 23-valent polysaccharide pneumococcal vaccine is recommended for all asplenic or functionally hyposplenic individuals.

    Implications:

    • Increased public and clinical awareness regarding PSS is necessary to identify at-risk individuals.
    • Proactive screening and vaccination strategies are vital for preventing PSS in asplenic populations.
    • Healthcare providers must maintain a high index of suspicion for febrile illnesses in asplenic patients, necessitating prompt and thorough investigation.

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