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A blood count it is a scheme that allows to represent the composition of the blood . It is a chart, a table or a chart that expresses the amounts and proportions of the various blood elements.

Also called blood count or complete blood count , the blood count reveals the hematocrit and the amount of hemoglobin, erythrocytes and platelets, among other data. It also indicates the concentration of hemoglobin per red blood cell and the average size of red blood cells, for example.

To perform the blood count it is necessary to obtain a blood sample . Extraction is done by inserting a needle in the arm, an action that allows you to collect a small amount of blood that is then analyzed in a laboratory .

It is not necessary to prepare in a special way for extraction. It is possible that the person you feel a slight pain with the needle prick and then a bruise can be generated in the area, but it is not usual for major complications to occur.

The blood count is used to detect or control multiple conditions. A doctor can request it to develop a routine control, analyze how a treatment progresses, observe the effects of a chronic disorder or diagnose a disease .

The values ​​of a blood count are considered normal Within certain parameters. When the figures escape this mean, they can reveal different problems of Health . An elevated hemoglobin level, to name a case, can be linked to kidney disease, while a low amount of red blood cells may be a sign of a bone marrow problem. Of course, a doctor should be the one who interprets the blood count so that, when studied in context with other data, it helps you make a diagnosis.

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