Physiological indicators of blood reflect the general condition of the blood, while biochemical indicators reflect the metabolic condition of the body
What are the indicators of blood in routine blood tests?
The routine blood test is a test to determine the condition of the blood and the disease by observing the changes in the number of blood cells and their distribution. Nowadays, the routine blood tests in major hospitals are often done by machines
The routine blood test usually includes the following: red blood cell count (RBC), hemoglobin (Hb), white blood cell (WBC), white blood cell count (WBC), platelet count (PLT), and platelet count (PLT). Platelets (PLT) Platelet count (PLT) Hemoglobin count (Hb/HGB) Hematocrit (HCT/PCV) Platelet count (PLT/PC)
In addition to these, there are some other parameters of the erythrocytes: Mean corpuscular volume of erythrocytes (MCV) Mean corpuscular haemoglobin volume of erythrocytes (MCH) Mean corpuscular haemoglobin concentration of erythrocytes (MCHC) Red cell Volume distribution width (RDW), etc. By observing the changes in the number and morphology of the distribution, to determine the disease is one of the doctors diagnosis of the condition of the commonly used auxiliary means of examination
Expanded
Precautions: before the examination:
(1) the day before blood sampling do not eat too much greasy high-protein food, to avoid a large number of drinking alcohol alcohol in the blood will directly affect the results of the test
This is the first time that a person has been in the hospital for a long time, but it is not necessary for him to be in the hospital for a long time. p>(2) The day before the physical examination, after 8 p.m., you should start to fast for 12 hours, so as not to affect the results of the test
(3) When you draw blood, you should relax, to avoid the contraction of blood vessels due to fear, which will increase the difficulty of blood collection
Post-examination:
(1) After the blood is drawn, you need to apply localized pressure on the needle hole for 3-5 minutes, to stop the bleeding Note: Don't rub it, so as not to cause subcutaneous hematomas. cause subcutaneous hematoma
(2) the time of pressure should be sufficient for each person's coagulation time varies, and some people need a little longer time to coagulate
(3) after the blood is drawn, there are symptoms of needle dizziness, such as dizziness, dizziness, weakness, etc., should be immediately lying down and drink a small amount of sugar water
(4) if localized bruising, 24 hours later, use a warm towel with a wet compress, which can promote the absorption of the
(5) if the needle hole, the blood should be pressed for 3-5 minutes to stop the bleeding.