Most common cause of infection due to catheter in urinary tract ?: (A) E coli, (B) Coagulase negative staphylococci, (C) Staph aureus, (D) Pseudomonas
Answer is A. Ans. is 'a' i.e., E coli "E coli cause 80% of acute UTI in patients without catheterization". "E. coil is the most common cause of catheter associated UTI too".