Is Hematocrit 21 low, normal or dangerous? What does Hematocrit level 21 mean?

Your Hematocrit level of 21 is a Low Hematocrit level.

Low Hematocrit levels may indicate underlying health problems. The normal range is typically between 40 % and 50 %. If your levels are outside this range, it's important to speak with a healthcare provider. Consulting a doctor is recommended to determine the cause and appropriate next steps.

The normal Hematocrit range for men is :40 - 50 %

Ideal values of Hematocrit depending on age (male) :

Age	Ideal Hematocrit value
<5 years	40.84
5-10 years	41.698
10-15 years	42.574
15-20 years	43.468
20-25 years	44.381
25-30 years	45.313
30-35 years	46.265
35-40 years	47.237
40-45 years	48.229
45-50 years	49.242
50-55 years	49.22
55-60 years	49.199
60-70 years	49.177
70-80 years	49.156
80-90 years	49.134
90-100 years	49.113
>100 years	49.091

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

Get Advice via Email : Send us your blood test report, and our Hematocrit experts will review it. You'll receive a detailed analysis and personalized treatment guidance via email within 12 hours. If you have additional blood test results besides Hematocrit, please include those too—an accurate diagnosis often requires a full view of all abnormalities. Upload blood test report now

1,51,150

Total number of patients treated

A video message on the treatment of your low Hematocrit level

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

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

• Damage to the bone marrow
• Kidney failure
• Excessive destruction of red blood cells
• Chronic inflammatory diseases
• Congenital heart disease

Receive world-class medical opinion about your low Hematocrit levels over email.Upload blood test report now

Normal range of Hematocrit found among women :40-50 %

Ideal values of Hematocrit depending on age (female) :

Age	Ideal Hematocrit value
<5 years	40.865
5-10 years	41.749
10-15 years	42.652
15-20 years	43.575
20-25 years	44.518
25-30 years	45.481
30-35 years	46.465
35-40 years	47.47
40-45 years	48.497
45-50 years	49.546
50-55 years	49.523
55-60 years	49.5
60-70 years	49.477
70-80 years	49.454
80-90 years	49.431
90-100 years	49.408
>100 years	49.385

If you take a Hematocrit blood test and the results are not in the normal range (40-50 %), your physician may recommend more tests to figure out the problem. You might also get this test if your physician thinks you have some other disease.

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How the Hematocrit Test Is Done :

When your doctor orders a Hematocrit test, it involves a straightforward blood draw to measure your Hematocrit levels. A pathologist or lab technician will take a small sample of blood from a vein using a needle. Your Hematocrit test results are usually available within a few hours.

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