What causes high Calcium and low Bilirubin direct?

High Calcium and low Bilirubin direct can be caused by many reasons.

If your Calcium is in between 8.5 mg/dL and 10.1 mg/dL and your Bilirubin direct is in between 0.1 mg/dL and 0.2 mg/dL then you need not worry as these are the normal ranges for Calcium and Bilirubin direct respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

Some examples of conditions that can 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

Normal range of Calcium : 8.5 - 10.1 mg/dL

Ideal values of Calcium depending on age :

Age	Ideal Calcium value
<5 years	8.602
5-10 years	8.705
10-15 years	8.809
15-20 years	8.915
20-25 years	9.022
25-30 years	9.13
30-35 years	9.24
35-40 years	9.351
40-45 years	9.463
45-50 years	9.577
50-55 years	9.692
55-60 years	9.808
60-70 years	9.926
70-80 years	10.045
80-90 years	10.044
90-100 years	10.043
>100 years	10.042

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

Normal range of Bilirubin direct : 0.1 - 0.2 mg/dL

Ideal values of Bilirubin direct depending on age :

Age	Ideal Bilirubin direct value
<5 years	0.11132
5-10 years	0.11266
10-15 years	0.11401
15-20 years	0.11538
20-25 years	0.11676
25-30 years	0.11816
30-35 years	0.11958
35-40 years	0.12101
40-45 years	0.12246
45-50 years	0.12393
50-55 years	0.12542
55-60 years	0.12693
60-70 years	0.12845
70-80 years	0.12999
80-90 years	0.13155
90-100 years	0.13313
>100 years	0.13473

High Calcium and low Bilirubin direct can be caused by a lot of reasons. If you take Calcium and Bilirubin direct blood tests and the results are higher than 10.1 mg/dL for Calcium and lower than 0.1 mg/dL for Bilirubin direct, 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 Bilirubin direct Tests Are Done :

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

Medical References

• Cleveland Clinic – Calcium Blood Test: What It Is & Results
• MedlinePlus – Calcium Blood Test
• Mayo Clinic – Coronary calcium scan