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Haemophilus influenzae type b
Hae·moph·i·lus in·flu·en·zae type b H0007625 (hē-mŏf′ə-ləs ĭn′flo͞o-ĕn′zē′)n. Abbr. Hib A rod-shaped, gram-negative bacterium found in the human respiratory tract that causes acute respiratory infections, such as pneumonia, and other diseases, especially meningitis in young children.
[New Latin Haemophilus īnfluenzae, species name : Greek haima, blood + Greek -philos, -philous + New Latin īnfluenzae, genitive of īnfluenza, influenza.]EncyclopediaSeeHaemophilusHaemophilus influenzae type b
Haemophilus influenzae type bthe most virulent serotype (there are six, categorized a-f, based on antigenic typing of the polysaccharide capsule); species responsible for meningitis and respiratory infections in young children.Haemophilus influenzae type b (hē-mŏf′ə-ləs ĭn′flo͞o-ĕn′zē′)n. Abbr. Hib A rod-shaped, gram-negative bacterium found in the human respiratory tract that causes acute respiratory infections, such as pneumonia, and other diseases, especially meningitis in young children.Hae·moph·i·lus in·flu·en·zae type B (hē-mof'i-lŭs in-flū-en'zē tīp) The most virulent serotype (there are six, A-F, based on antigenic typing of the polysaccharide capsule); bacterial species responsible for meningitis and respiratory infections in young children. Haemophilus influenzae type b Abbreviation: HIB
A species that is an important, vaccine-preventable cause of meningitis. In children, this organism also causes acute epiglottitis, pneumonia, septic arthritis, and cellulitis. TreatmentA cephalosporin that penetrates into the cerebrospinal fluid, such as cefotaxime or ceftriaxone, should be used. PreventionAdminister the HIB vaccine three or four doses beginning at 2 months of age. Because the various forms of HIB vaccine are administered on different schedules, it is important to check the package insert for the appropriate information. Booster doses may be required. See also: HaemophilusSee HIB
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