What causes high RBC and low Sodium?

High RBC and low Sodium can be caused by many reasons.

If your RBC is in between 4.5 mil/uL and 5.5 mil/uL and your Sodium is in between 136 mmol/L and 145 mmol/L then you need not worry as these are the normal ranges for RBC and Sodium respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

Normal range of RBC : 4.5 - 5.5 mil/uL

Ideal values of RBC depending on age :

Age	Ideal RBC value
<5 years	4.838
5-10 years	5.201
10-15 years	5.172
15-20 years	5.143
20-25 years	5.114
25-30 years	5.498
30-35 years	5.467
35-40 years	5.436
40-45 years	5.406
45-50 years	5.375
50-55 years	5.345
55-60 years	5.315
60-70 years	5.285
70-80 years	5.255
80-90 years	5.225
90-100 years	5.196
>100 years	5.167

*Ideal values are calculated based on our database of patient records

If you want your blood test report to be interpreted by RBC specialist, then you can upload your report. Our RBC expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

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Some examples of conditions that increase or decrease RBC levels include:

• Sudden (acute) or chronic bleeding from the digestive tract
• Kidney failure—severe and chronic kidney diseases lead to decreased production of erythropoietin
• Bone marrow damage
• Conditions that cause red blood cells to be destroyed, such as hemolytic anemia caused by autoimmunity or defects in the red cell itself
• Chronic bleeding from the digestive tract

If you want your blood test report to be interpreted by RBC specialist, you can upload your report. Our RBC expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

Normal range of Sodium : 136 - 145 mmol/L

Ideal values of Sodium depending on age :

Age	Ideal Sodium value
<5 years	146.2
5-10 years	146.2
10-15 years	146.2
15-20 years	146.2
20-25 years	146.2
25-30 years	146.2
30-35 years	146.2
35-40 years	146.2
40-45 years	146.2
45-50 years	146.2
50-55 years	146.2
55-60 years	146.2
60-70 years	146.2
70-80 years	146.2
80-90 years	146.2
90-100 years	146.2
>100 years	146.2

High RBC and low Sodium can be caused by a lot of reasons. If you take RBC and Sodium blood tests and the results are higher than 5.5 mil/uL for RBC and lower than 136 mmol/L for Sodium, your physician may recommend more tests to figure out the problem. You might also get these tests if your physician thinks you have some other disease.

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How the RBC and Sodium Tests Are Done :

If your doctor wants RBC and Sodium tests on you, you may need to go through these tests. During the RBC and Sodium blood tests, a pathologist will put a needle into your veins and take out a small quantity of blood. A pathologist is a physician in the medical field who thoroughly studies the causes and effects of disease. Within a few hours you will get your RBC and Sodium Test reports by your pathologist.