Which of the following tests is performed to identify bacteremia?

Rationale

Blood culture is the test performed to identify bacteremia.

Blood cultures are specifically designed to detect the presence of bacteria or other microorganisms in the bloodstream, confirming the diagnosis of bacteremia. This test allows for the identification of the causative agent, which is crucial for appropriate treatment.

A (Glucose tolerance test) YOUR ANSWER

This test measures the body’s ability to metabolize glucose, primarily used to diagnose diabetes mellitus. It does not assess for the presence of bacteria in the blood and thus is not relevant for identifying bacteremia.

B (Peripheral blood smear) YOUR ANSWER

A peripheral blood smear involves spreading a drop of blood on a microscope slide to examine the morphology of blood cells. While it can indicate certain blood conditions or infections, it is not a definitive test for detecting bacteria in the bloodstream and does not specifically diagnose bacteremia.

D (Lactic acid) YOUR ANSWER

Lactic acid levels can indicate tissue hypoxia or sepsis, but they do not directly identify the presence of bacteria in the blood. Elevated lactic acid may suggest a severe infection or sepsis, but it is not a specific test for bacteremia itself.

Conclusion

Bacteremia is best identified through blood culture, which isolates and identifies bacterial pathogens present in the bloodstream. Other tests, while useful in clinical assessments, do not specifically confirm the presence of bacteria. Understanding the appropriate tests for diagnosing bacteremia is essential for effective patient management and treatment.

Which of the following tests is performed to identify bacteremia?

Blood culture is the test performed to identify bacteremia.

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