All of the following will produce a positive leukocyte esterase (LE)reaction except:

Question

Quizplus · Accepted Answer

Leukocyte esterase (LE) is an enzyme found in most white blood cells (WBCs), including neutrophils and monocytes, but not in lymphocytes. A positive LE test typically indicates the presence of WBCs in the urine, suggesting a urinary tract infection. Trichomonas, a type of parasite, can also cause a positive LE reaction due to the associated inflammatory response. Lymphocytes, however, do not produce leukocyte esterase, making them the correct answer.

All of the Following Will Produce a Positive Leukocyte Esterase