A blood test for chronic fatigue is a diagnostic tool that can help medical professionals identify the presence of underlying medical conditions that may be causing fatigue. The test is typically used in combination with a full physical exam and a review of the patient’s medical history in order to make an accurate diagnosis.
Common blood tests used to diagnose chronic fatigue include a complete blood count (CBC), a chemistry panel, and tests to measure levels of hormones, vitamins, and minerals. The CBC looks at different types of cells in the blood, such as red and white blood cells, to determine if there is an underlying infection or inflammation that could be causing fatigue. The chemistry panel measures levels of proteins, electrolytes, and enzymes in the blood, which can help identify any underlying metabolic or endocrine problems. Tests to measure levels of hormones, vitamins, and minerals can help identify any deficiencies or imbalances that could be causing fatigue.
In addition to these tests, medical professionals may also order tests to measure levels of inflammation markers, autoantibodies, and other substances in the blood. These tests can help identify any autoimmune conditions, such as lupus or arthritis, that could be causing fatigue.
The results of these tests can help medical professionals identify the underlying cause of fatigue and develop a treatment plan to address the condition. However, it is important to note that a blood test for chronic fatigue is not a definitive diagnosis. A medical professional should always review the test results in combination with the patient’s medical history and perform a full physical exam in order to make an accurate diagnosis.