血常规上的“箭头”代表什么？这4个指标很关键

Core Points - The article emphasizes the importance of understanding key indicators in a blood routine test, specifically focusing on red blood cells, hemoglobin, white blood cells, and platelets [1][4][11] Group 1: Key Indicators - Red Blood Cells (RBC) and Hemoglobin (HGB) are crucial for oxygen transport and immune function, with normal values for males being 120-160 g/L and for females 110-150 g/L. Levels below 90 g/L indicate mild anemia, while below 60 g/L indicates severe anemia [1][4] - Platelets (PLT) play a vital role in blood clotting, with normal values ranging from (100-300)×10^9/L. Elevated levels can indicate a risk of thrombosis, while low levels increase bleeding risk [6][8] - White Blood Cells (WBC) are essential for immune defense, with normal values between (4.0-10.0)×10^9/L. Elevated levels may suggest infection, while low levels can indicate decreased immunity [11][15] Group 2: Clinical Implications - Elevated hemoglobin levels may indicate blood system diseases, while low levels suggest anemia, which can lead to serious health issues if not addressed [3][4] - Elevated platelet counts can be due to physiological factors but may also indicate underlying conditions if persistently high [7][9] - White blood cell count changes can signal infections, with specific patterns indicating bacterial or viral infections [12][14] Group 3: Testing Considerations - The article advises on pre-test preparations, such as avoiding high-fat and high-protein foods, alcohol, and ensuring good sleep to enhance test accuracy [19][20] - Post-test care includes monitoring for any adverse reactions and consulting a doctor for abnormal results [23]