a CBC examination
It is an abbreviation of the English medical term Complete Blood Count, and it is defined as a medical examination requested by the doctor in order to analyze the patient's blood to know the exact numbers of a group of its components, especially blood cells and platelets, and this type of examination is not related to a specific age, but is performed for all people, whether Whether they are patients, or those who follow up their health condition with the doctor periodically.
One of the benefits of this medical examination is that it helps to identify the causes of fatigue, fatigue, high body temperature, and other symptoms that indicate a disease, and it is one of the first medical tests that the patient undergoes upon entering the hospital.
The patient does not need any preliminary procedures to do the CBC examination; Rather, he must go to the laboratory or the nursing room to have a sample of his blood taken for examination through an injection into the blood vein, after the injection site has been well sterilized using medical disinfectants, and this type of examination does not cause severe pain to the patient, but he will feel discomfort in the place of the injection. And it will go away after a little time, and the results of the CBC test are obtained after analyzing the blood sample within a few hours.
Reasons for having a CBC examination
There are a number of important reasons that motivate the doctor to request a CBC examination for the patient, namely: Recognizing the first signs of a group of diseases, and it is one of the most reliable reasons for the doctor to conduct this examination. To measure the level of blood in the human body. Confirm that you have anemia. Follow up on the occurrence of internal bleeding; due to exposure to a disease. Diagnosis of the growth of cancer cells in the blood. Preparing the patient for surgery.
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| a CBC examination |
The most important components that the CBC examines
The CBC examination is concerned with reaching important results about the following components of blood:
red blood cell count
It is one of the main components of human blood, which gives it its own red color. If the patient discovers an increase in the number of these blood cells, this indicates the possibility of developing a disease. The reasons for the increase in red blood cells are divided into the following two sections:
The real causes: It is a group of reasons that may be of unknown source, or caused by a low percentage of oxygen in the blood, or an imbalance in the composition of hemoglobin in the blood. Relative causes: They are the causes in which blood components are not affected, but usually indicate anemia.
white blood cell count
It is a group of cells that contribute to defending the human body from infection with various diseases, and if an increase in the number of these cells appears or they collect in a specific place in the body, this may indicate the possibility of contracting a disease, or exposure to a viral or bacterial infection.
Platelets
It is a group of cells that help with blood clotting or clotting in the place of exposure to wounds and injuries of all kinds, thus contributing to the cessation of bleeding, and the CBC examination shows an increase or decrease in platelets in the blood.