Lab test interpretation

Bilirubin Calculation Error in Serum Dilution

Analysis of a manual photometric bilirubin determination error: why it's crucial to account for serum dilution factors when calculating and reporting results.

Illustration: a confused laboratory employee at a microscope
Illustration: a confused laboratory employee at a microscope

Rubric: Anonymous Confession from a Subscriber. Hello. A long time ago, when performing bilirubin by a manual method, I diluted the serum but did not multiply the result by the dilution factor. That’s how I reported the result.

🙏 Project “Confession”. This is a special section where everyone can anonymously confess their laboratory error. For this, we have created a special Google form that you can fill out without providing your name.