Calcium is an important mineral required for the human body. Calcium is classified as a macro mineral. This means that the quantity of this mineral required in the body is relatively high when compared to trace minerals such as iron. Calcium is one of the basic materials required for bone growth. The skeletal system, as we know, is the internal structure that is designed to give rigidity and shape to the body. The skeleton allows the human body to be strong and be able to carry lots of load. Vitamin D is responsible for helping to maintain the level of calcium in the blood and also to absorb calcium from nutrients. Calcium levels blood tests are used to determine the level of calcium flowing in the blood. Calcium levels blood tests may be used to check for conditions where calcium is deficient and for conditions where calcium is excessive. Naturally, the calcium levels blood tests may reveal normal concentration of calcium in the blood as well.

Calcium levels blood tests are carried out in exactly the same way as any standard blood test. Blood is drawn from a vein in the patient’s body, usually on the arm. This blood is then sent to a laboratory for analysis. Based on the calcium levels blood test results, the condition of the patient can be further assessed. The level of calcium in the blood of a human being may be diagnostically relevant to many medical conditions. Sometimes calcium levels urine tests may also be conducted to check the levels of calcium in the urine. Also read iron levels in blood normal range

High calcium levels in blood causes include conditions like excessive calcium consumption, excessive vitamin A and D in the blood, dehydration and excessive parathyroid activity. The doctor may recommend a blood test for high calcium levels to point out the reason for various conditions. High calcium level diagnosis would also help point out diseases such as cancer. This test may therefore be used as one of the many tests to support the diagnosis of cancer.

The opposite end of the spectrum is a condition known as hypocalcemia which is a condition where the calcium level in the blood is below normal. The low calcium levels causes include kidney disease, improper abruption of nutrients, vitamin D deficiency, pancreas problems and problems with albumin, an important component of the blood.
The range of different conditions that are associated with the results of calcium levels blood tests mean that this test is not conducted in isolation. Calcium levels blood tests are usually a part of an extended range of tests which will be used to understand the condition of the patient.