A urine dipstick test can diagnose urinary tract infections by indicating

A) elevated levels of leukocyte esterase.
B) the presence of glucose in the urine.
C) conversion of nitrite to nitrate in the urine.
D) direct detection of Gram-positive or Gram-negative bacteria.
E) elevated creatine and BUN levels.


Answer: A

Biology & Microbiology

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