Question

the finding of a 2 reagent strip reaction for blood in the urine of a patient with severe lower back pain can aid in confirming a diagnosis of:

Answer 1

A patient with severe lower back pain who tests positive for blood in their urine may help to confirm the diagnosis of hypochlorite.

What chemical is responsible for the positive blood reagent strip reaction?

When oxidizing pollutants, such as hypochlorite (bleach), remain in collecting bottles after cleaning, a false positive result for blood on the reagent strip may ensue. A false positive result may occur if the urine is contaminated with provodine-iodine, a potent oxidizing chemical used in surgical procedures.

What causes false positive results when hematuria and hemoglobinuria are detected using the reagent strip method?

If the collection container or reagent strip is contaminated with oxidizing chemicals like hypochlorite (bleach), or if the urine sample is not properly collected, a false-positive result for blood on the urine reagent strip may ensue.

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