NHA Phlebotomy Certification Practice Exam

What is an indication of lipemic serum in a blood test?

1. High levels of protein

2. Presence of white blood cells

3. High levels of lipids

4. Presence of red blood cells

The correct answer is: High levels of lipids

The indication of lipemic serum in a blood test is characterized by high levels of lipids. Lipemia occurs when there is an excess of lipids, such as triglycerides or cholesterol, in the blood, which can give the serum a cloudy or milky appearance. This condition can be caused by various factors, including dietary intake before the test, certain medical conditions, and metabolic issues. Recognizing lipemic serum is crucial for the correct interpretation of blood test results since the presence of excess lipids can interfere with certain laboratory analyses, potentially leading to inaccurate outcomes. It is also worth noting that the other choices are not linked to lipemia. High levels of protein, the presence of white blood cells, or the presence of red blood cells are associated with different conditions and would not indicate lipemia specifically. Understanding lipid levels and their impact on test results allows healthcare professionals to make informed decisions regarding patient care and further diagnostic evaluations.