Introduction
Aeromonas hydrophila can cause diarrhea, kidney disease, wound infections, pneumonia, and urinary tract infections.
Hosts
Humans and Animals; In animals, it especially infects, amphibians, fish, reptiles, and birds.
Transmission / Exposure Route
It is transmitted through the fecal-oral route. It can also be transferred by contaminated water, food, or soil. Sometimes it may occur if reptiles or fish are ingested.
Case Fatality Ratio
The case fatality rate of Aeromonas bacteremia ranges from 24% to 63%.
Incubation Period
The incubation period for diarrhea caused by Aeromonas hydrophila is 1 to 2 days. Tissue infections’ incubation period is around 8 to 48 hours.
Microbiology
Aeromonas hydrophila is a heterotrophic, Gram negative, rod shaped bacterium. It is usually from 0.3 to 1.0 micrometers in width, and 1 to 3 micrometers in length. They are also motile, due to flagellum.
Enviromental Survival
They are especially common in warm climates. It can also be found in fresh or brackish water. It can survive in aerobic and anaerobic environments.