What causes high WBC and low TIBC?

High WBC and low TIBC can be caused by many reasons.

If your WBC is in between 4 thou/uL and 11 thou/uL and your TIBC is in between 250 mcg/dL and 450 mcg/dL then you need not worry as these are the normal ranges for WBC and TIBC 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 WBC : 4 - 11 thou/uL

Ideal values of WBC depending on age :

Age	Ideal WBC value
<5 years	4.068
5-10 years	4.138
10-15 years	4.209
15-20 years	4.281
20-25 years	4.354
25-30 years	4.428
30-35 years	4.504
35-40 years	4.581
40-45 years	4.659
45-50 years	4.739
50-55 years	4.82
55-60 years	4.902
60-70 years	4.986
70-80 years	5.071
80-90 years	5.158
90-100 years	5.246
>100 years	5.336

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

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

• Infections, most commonly caused by bacteria and some viruses, less commonly by fungi or parasites
• Bone marrow damage
• Overwhelming infections (e.g., sepsis)
• Inflammation or inflammatory conditions such as vasculitis or inflammatory bowel disease
• Myelodysplastic syndrome

If you want your blood test report to be interpreted by WBC specialist, you can upload your report. Our WBC 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 TIBC : 250 - 450 mcg/dL

Ideal values of TIBC depending on age :

Age	Ideal TIBC value
<5 years	254.275
5-10 years	258.623
10-15 years	263.045
15-20 years	267.543
20-25 years	272.118
25-30 years	276.771
30-35 years	281.504
35-40 years	286.318
40-45 years	291.214
45-50 years	296.194
50-55 years	301.259
55-60 years	306.411
60-70 years	311.651
70-80 years	316.98
80-90 years	322.4
90-100 years	327.913
>100 years	333.52

High WBC and low TIBC can be caused by a lot of reasons. If you take WBC and TIBC blood tests and the results are higher than 11 thou/uL for WBC and lower than 250 mcg/dL for TIBC, 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 WBC and TIBC Tests Are Done :

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