A blood test can show you what is in the blood and also what is in the body. This is because blood will offer you an insight as to what you are unable to see from the outside.
What is Blood Work?
Canada immigration medical exam is the blood transport system of the body. Around 5 litres of blood circulates throughout the body carrying all kinds of things. Blood work shows the changes in the body which you otherwise might not be able to see like the nutritional status and the blood sugar level. Hence, blood work can be used for assessing overall health. It will help you to get the overall health to assess. Moreover, it will offer a more objective and accurate snapshot of your wellness.
How is it Done?
For the Canada immigration medical exam, you can get the blood testing from:
- Dried blood samples
- Capillary skin puncture
- Bone marrow aspiration
- Blood is drawn from the vein
- Blood is drawn from the artery
What happens to the Blood After it is Drawn?
Blood is analyzed in the lab. The blood is put into the centrifuge and then spun till it separates.
For the blood work of Canada immigration medical exam, the technicians compare the results to a reference range. The reference range is the range of the expected values for each test that has been listed.
The expected range which is used for lab analysis includes 95% of the healthy population. Thus, 95% of the healthy people are going to have the lab value within this range. Thus, the range will depend on the lab and also the type of blood component.
A number below or above the reference range might offer valuable diagnostic information regarding the system. The high and low value is particularly useful when it is taken in context with the other symptoms, tests, and lifestyle factors.
Variations in Ranges and Results
Canada immigration medical exam lab values might vary for each person and has to be assessed in relation to the other factors. While the reference range might be established after testing a wide number of healthy people, everyone is slightly different. The blood analysis varies on the basis of:
- Position and posture
- Food or fluid intake
- Time of the year
- Medication and supplement use
- General tests
- Physical activity
Mishaps which can take Place with Blood Draws
In case blood is drawn from your arm after the tourniquet is on for a long period of time, values might be skewed because the cell is going to concentrate in the lower arm. Again, if the needle which is used is too small, it might cause the red blood cells to break. When you tense up too much during the blood draw, you will be able to experience an extensive bruise at the site. Moreover, if the puncture is not sanitized, it might result in infection during the blood draw for the Canada immigration medical exam.
It is good to get annual blood work with the physician for preventive health. This way you will be able to observe trends and look out for potential health problems before it gets out of control.