Cholera is an acute secretory diarrheal illness caused by toxin-producing strains of the bacterium Vibrio cholerae
-Vibrio species are highly motile, facultatively anaerobic,curved gram-negative rods with flagella
-infection is acquired through contaminated water or food
Symptoms & Signs
Stool is liquid, gray, turbid, and without fecal odor, blood, or pus (“rice water stool”), vomiting, severe dehydration leading to decreased skin turgor, sunken eyes, and lethargy
Diagnosis
Stool culture, Rapid tests
Treatment
-Aggressive volume repletion using oral rehydration salts (ORS) and IV fluids
-Antibiotics: Azithromycin, ampicillin, chloramphenicol, trimethoprim-sulfamethoxazole, fluoroquinolones, tetracyclines; zinc supplementation for pediatric cholera
Prevention: two oral cholera vaccines in two doses 1–4 weeks apart