Antibody deficiency:
  • Pyogenic bacteria
    • A bacterium that causes a pyogenic infection usually associated with purulent exudate containing polymorphonuclear leukocytes such as the pyogenic cocci (staphylococci, streptococci, pneumococci, meningococci) and Haemophilus influenzae.
  • Pyogenic:  Pus-forming; relating to pus formation. Syn: pyogenous.
  • Viruses
    • ECHO
      • An enterovirus from a large group of unrelated viruses belonging to the Picornaviridae, isolated from humans; while there are many inapparent infections, certain of the several serotypes are associated with fever and aseptic meningitis, and some appear to cause mild respiratory disease. Syn:echovirus, enteric cytopathogenic human orphan virus.
    • Poliovirus
      • An enterovirus in the family Picornaviridae. There are 3 distinct serotypes, with Type 1 responsible for 85% of the cases of paralytic polio and most epidemics.