Soft tissue infections after trauma in water

Q: A 44-year-old male is admitted to trauma-ICU after injury while fishing at a nearby lake on his way home. Which water has a higher chance of having a soft tissue infection? - select one

A) Fresh water

B) Sea water

Answer: A

Soft-tissue infection is common after water-related injury. In terms of the highest to lowest risk for infection, it is:

• Fresh water, like ponds or small lakes
• Flowing fresh water like rivers or large lakes
• Brackish water*
• Sea water
• Treated water like swimming pools

#trauma

#ID

References:

1. Diaz JH, Lopez FA. Skin, soft tissue and systemic bacterial infections following aquatic injuries and exposures. Am J Med Sci 2015; 349:269.

2. Diaz JH. Skin and soft tissue infections following marine injuries and exposures in travelers. J Travel Med 2014; 21:207.

3. Bourque DL, Vinetz JM. Illnesses Associated with Freshwater Recreation During International Travel. Curr Infect Dis Rep 2018; 20:19.

*Brackish water is defined as water saltier than fresh water but less salty than sea water, and found where bodies of sea water and fresh water meet