【Encyclopedia of Life】How much do you know about the routine blood test?

They all say "people are iron rice or steel, and they panic if they don't eat a meal", nonono...This disease is that they don't give birth to a meal, and they panic when they are idle! This isn't hanging up again~
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But then again, sickness is like a seasoning in life. If it tastes a little bit stronger, you still have to give birth. Only when you are sick can you live a healthier life. (Brother Xun: I didn't say it!) I coughed for several weeks, I didn't catch a cold or fever. I had it before. It didn't take long. It won't be better this time, and coupled with the epidemic, there can be no slack in the slightest. After several setbacks, I packed up and went to the hospital. I have gone through the so-called process: registration payment, medical consultation, blood test, CT scan, medical consultation, prescription payment, and water registration. A set of operation 666, I can't escape from the chair~ Good job!

When I was hanging water, I accidentally glanced at the blood routine, and I instantly matched the following three pictures. Looking back at that time, the daytime envoys analyzed the CT images from a professional point of view. Look...this...this...that...um...bronchitis, rest more, prescribe some medicine, and hang some water. (It's a white picture! Hey, after all, I didn't study medicine), so I didn't pay much attention.

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After I came back, I collected information, basically as follows:



白细胞Is in English White blood cell, abbreviated as WBC
红细胞English is Red blood cell, abbreviated as RBC
血小板English is Platelet, abbreviated asPLT


WBC - DIFF

Blood routine valueDIFF abnormality refers to the abnormality of the five classifications of white blood cells, Blood has a white blood cell count, white blood cells into the other will 中性粒细胞, 淋巴细胞, 嗜酸性粒细胞, 嗜碱性粒细胞and 单核细胞respectively counted and the calculation of their accounts in proportion leukocytes. If the proportion of the five types of white blood cells is abnormal, it is usually an abnormal DIFF blood routine value. The five types of white blood cell abnormalities can assist in the diagnosis of some diseases. If the percentage of neutrophils increases, it indicates that the risk of bacterial infection is relatively high. If the percentage of eosinophils or basophils increases, it may be related to allergic diseases or parasitic infections.

  • White blood
    cells The normal range of white blood cells for adults is 4.0-10.0, 15.0-20.0 for newborns, and 11.0-12.0 for infants from 6 months to 2 years old. White blood cells mainly play an immune role, and the number of white blood cells reflects the body's ability to resist and kill pathogenic microorganisms. The reduction of white blood cells usually comes from diseases such as influenza, measles, hepatitis or typhoid fever caused by viruses. Malnutrition and autoimmune diseases can also cause the reduction of white blood cells. Leukocytosis is common in various pyogenic cocci or bacterial infections, such as sepsis, pneumonia, meningitis and leukemia.

  • Lymphocytes
    Lymphocytes are produced by lymphoid organs and are an important part of the immune system. The normal range of lymphocytes in white blood cells is 20%-40%. Increased lymphocyte ratio is common in whooping cough, infectious mononucleosis, viral infection, acute infectious lymphocytosis, and lymphocytic leukemia; while decreased ratio is seen in immunodeficiency and radiation sickness.

  • Neutrophils The
    main function of neutrophils is to destroy bacteria, and the enzymes inside will form yellow sputum and get rid of the body after killing the bacteria. An increase in the value of neutrophils is often a bacterial cold, and a decrease in the value is mostly a viral cold.

  • Eosinophils The
    absolute value of the normal value is below 500, accounting for 0.5% to 5% of the white blood cell volume. Eosinophilia is seen in psoriasis, sky scars, eczema 支气管哮喘, food allergies, some blood diseases and tumors, such as chronic granulocytes Leukemia, nasopharyngeal cancer, lung cancer and cervical cancer, etc.; but the reduction is seen in the early stage of typhoid fever and paratyphoid fever, and after long-term use of adrenal cortex hormones.

  • Basophils
    The normal proportion of basophils in white blood cells is 0 to 1%, and its increase is common in chronic myeloid leukemia, basophil leukemia, myelofibrosis and some metastatic cancers.

  • Monocytes
    The normal proportion of monocytes in white blood cells is 3% to 8%. The increase in mononuclear cells is common in certain infections such as subacute bacterial endocarditis, the recovery period of acute infections, monocytic leukemia, active tuberculosis, Hodgkin's disease, typhoid fever, protozoal diseases (malaria, Kala-azar), lymphoma and myelodysplastic syndrome.


RBC

RBC refers to red blood cells, contained in blood and urine. 0-3 red blood cells in urine belong to the normal range. The red blood cells in the blood reflect the hemoglobin content, which is 110-150g/L for normal men, 100-160g/L for women, and 150-200g/L for children. The increase or decrease of RBC has clinical significance. Urinary red blood cells increase, consider the damage of the urinary system's parenchymal organs.Increase in red blood cells, first consider whether there is dehydration 呕吐情况(这个确实有), swelling under physiological conditions, and whether there is polycythemia vera under pathological conditions. Red blood cell reduction is common in anemia, such as iron deficiency anemia, hemolytic anemia, and macrocytic anemia, that is, malnutrition anemia. Certain diseases, such as aplastic anemia, can also have red blood cell reduction.

  • Hemoglobin
    The normal range of hemoglobin: 120-16g/L for men, 110-150g/L for women, and 170-200g/L for newborns. The reduction of hemoglobin is more common in anemia; and the increase is common in hypoxia, hemoconcentration, polycythemia vera, emphysema and so on.

  • RDW-CV
    RDW-CV refers to the coefficient of variation of the size of red blood cells. The red blood cell distribution width is a parameter reflecting the heterogeneity of the red blood cell volume in the peripheral blood, which is mainly obtained by the measurement of the blood cell analyzer. The red blood cell volume distribution width is an objective indicator reflecting the size of red blood cells and varying degrees, which is of great significance to the diagnosis of anemia. Red blood cell volume distribution width, most instruments use the coefficient of variation of the measured red blood cell volume to express. Together with the average volume of red blood cells, it is used to assist in the diagnosis of the general type of anemia.


PLT

The Pt in the blood routine is the abbreviation of platelet count, the full name is Platelet. The normal range of platelet values ​​is between 125-350 血小板数量过多,需考虑是否存在严重的炎症状态或原发性血小板升高. The platelet base is too low. It is necessary to consider whether the patient has bleeding or thrombosis. Some patients have primary thrombocytopenia and systemic skin purpura may occur. Regardless of the number of platelets, it will cause the patient A pathological state requires active treatment.

  • PCT
    PCT stands for procalcitonin, and its concentration in the plasma of normal people is very low and generally less than 0.5ng/mL. If the body has a serious bacterial infection or sepsis, this index will rise rapidly at this time, and the degree of increase is positively correlated with the severity of inflammation. The increase in PCT is more sensitive and specific than other indicators for diagnosing bacterial infections, such as C-reactive protein, total number of white blood cells, and certain cytokines, and can be detected in plasma 2 hours after acute infection .

If the blood routine is high, it means that the white blood cells are elevated. There are many reasons for it. The following can be considered: First 细菌感染, it is caused, often is 急性扁桃体炎、急性支气管炎、肺炎、胆囊炎、急性阑尾炎etc.Purulent inflammation; 创伤、烧伤HitoshitekiAcute stress state; VariousPoisoning, Such as 重金属中毒,药物中毒,食物中毒waiting. Blood system diseases, such as 白血病,骨髓增殖瘤etc. Those pictures are also a visualization of the corresponding indicators, vividly.

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Over!Sleeping!Good Good body,Good Good Study ~



This article is for reference only, please refer to your doctor’s advice if you have any academic errors~

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