Table 7.

Examples of practices and occurrences that have resulted in laboratory-acquired parasitic infections

Parenteral transmission
 Recapped a needle
 Removed a needle from a syringe
 Set aside a clogged needle with the point facing up
 Dropped a syringe
 Broke a capillary hematocrit tube while pressing it into clay sealant
 Obtained blood from a restless person
 Injured by an animal that kicked a syringe or suddenly moved during inoculation
Bite
 Bitten by an infected animal
Other skin exposure
 Worked barehanded
 Wore short sleeves
Vector-borne transmission
 Bitten by an escaped mosquito or after laying an arm on a cage of mosquitoes
Ingestion
 Pipetted by mouth
 Sprayed with droplets of inoculum by a coughing or regurgitating animal
Miscellaneous
 Worked too fast
 Assumed that a certain species or strain was not infectious to humans
 Assumed that organisms were no longer viable
 Used a defective syringe or tubing
 Worked unsupervised