The risk of<unk>  is 0.23–0.42 percent per year, with a lifetime risk of 5 percent. Most<unk> s occur in the first few years following<unk> , but the risk of<unk>  is lifelong. The risk is greatest for children and elderly (70+ years old), but it can happen at any age. Greater risk is associated with<unk>  for hematological conditions such as sickle cell anemia, thalassemia and tumors when compared to<unk>  due to trauma.
Overwhelming post-splenectomy infection
Subclinical infection
Autoimmune/inflammatory syndrome induced by adjuvants
Free-living Amoebozoa infection
Cutaneous manifestations of COVID-19
Multisystem inflammatory syndrome in children
Latent iron deficiency
Progressive disseminated histoplasmosis