<prompt> 3-year-old girl with a history of hydrocephalus, co severe headache and fever. The girl underwent a revision of a ventricular-peritoneal shunt 1 month ago, and the neurologist suspects an infection . Which of the following organisms would most likely be isolated from the shunt tubing?Bacteroides fragilisCorynebacterium diphtheriaeEscherichia coliStaphylococcus epidermidis  <response>: Staphylococcus epidermidis is the most likely organism to be isolated from shunt tubing . Staphylococcus epidermidis CONS which is less pathogenic but it also cause infection in case of an intervention Produces biofilms - adhere to the surface of shunts with the help of these biofilm Novobiocin sensitive 