Exclusively a human-based, non-motile gram-negative set of rod-shaped bacteria.
There are four types of Shigella species ordered in terms of severity, ranging from mildest to most severe: Shigella dysenteriae, S. flexneri, S. boydii, S. sonnei.
The usual range for incubation of Shigella is anywhere from one to seven days.
Stool cultures are the primary method of investigation.
Generally will resolve on its own without clinical intervention.
Antibiotics may help reduce the severity, time course and infectivity by approximately two days.
Excellent, though faecal carriage might continue for three to four weeks after the infection, and abdominal symptoms may persist for four to five weeks.