Abdominal typhus (typhoid fever, enteric fever) is an acute infectious disease of the gastrointestinal tract bias of the symptoms of fever for more than a week, gastrointestinal disorders and disorders of consciousness.
Aetiology
Salmonella typhi, gram-negative bacilli, moving with her hair, not berspra. Have at least 3 kinds of antigen O antigen (somatic), H antigen (flagella) and Vi antigen.
Pathogenesis
from bacteria enter the gastrointestinal tract, required number of serratus thousand to one billion in order to cause infection. Used by most of the bacteria killed by stomach acid. The bacteria that remain alive will go into the ileum through the microvilli and achieve plaque, then enter the blood vessels (bacteremia). In the next stage, s.typoii to retikoendotial organ system (more…)
