A grossly lipemic specimen is received for chemistry testing. Which effect is most likely?
1No effect on any assay
2Falsely decreased potassium only
3Falsely increased creatinine only
4Interference with photometric measurements✓ 정답
해설
Lipid particles scatter light and interfere with absorbance-based measurement, so results for several analytes may be distorted. Group hemolysis, lipemia, and icterus together as the three classic specimen interferences and learn which analytes each one affects.