What causes high Calcium and low RBC?

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

If your Calcium is in between 8.5 mg/dL and 10.1 mg/dL and your RBC is in between 4.5 mil/uL and 5.5 mil/uL then you need not worry as these are the normal ranges for Calcium and RBC 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 Calcium : 8.5 - 10.1 mg/dL

Ideal values of Calcium depending on age :

Age	Ideal Calcium value
<5 years	8.586
5-10 years	8.673
10-15 years	8.761
15-20 years	8.849
20-25 years	8.938
25-30 years	9.028
30-35 years	9.119
35-40 years	9.211
40-45 years	9.304
45-50 years	9.398
50-55 years	9.493
55-60 years	9.589
60-70 years	9.686
70-80 years	9.784
80-90 years	9.883
90-100 years	9.983
>100 years	10.084

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

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

1,37,160

Total number of patients treated

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

• Overactive parathyroid glands
• Some Medications like thiazide diuretics
• Kidney failure.
• Lung diseases
• Taking too much of vitamin D supplements

If you want your blood test report to be interpreted by Calcium specialist, you can upload your report. Our Calcium 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 RBC : 4.5 - 5.5 mil/uL

Ideal values of RBC depending on age :

Age	Ideal RBC value
<5 years	4.545
5-10 years	4.591
10-15 years	4.637
15-20 years	4.684
20-25 years	4.731
25-30 years	4.779
30-35 years	4.827
35-40 years	4.876
40-45 years	4.925
45-50 years	4.975
50-55 years	5.025
55-60 years	5.076
60-70 years	5.127
70-80 years	5.179
80-90 years	5.231
90-100 years	5.284
>100 years	5.337

High Calcium and low RBC can be caused by a lot of reasons. If you take Calcium and RBC blood tests and the results are higher than 10.1 mg/dL for Calcium and lower than 4.5 mil/uL for RBC, 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 Calcium and RBC Tests Are Done :

If your doctor wants Calcium and RBC tests on you, you may need to go through these tests. During the Calcium and RBC 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 Calcium and RBC Test reports by your pathologist.