Hairy cell leukemia

No effective preventive measures can be recommended.

Healthy diet and maintaining regular hygiene are recommended because patients with cytopenias may be exposed to increased risk of infections.

If splenectomy is considered as part of treatment for HCL, patients should be immunized against Streptococcus pneumoniae, Haemophilus influenzae type b, and Neisseria meningitidis.[83]Centers for Disease Control and Prevention. Vaccine recommendations and guidelines of the ACIP​. Altered immunocompetence. August 2023 [internet publication]. https://www.cdc.gov/vaccines/hcp/acip-recs/general-recs/immunocompetence.html