Is MCH 40 high, normal or dangerous? What does Mean corpuscular hemoglobin level 40 mean?

📅 Medical Review Date: January 29, 2026

Your MCH level of 40 is a High MCH level.

High MCH levels may indicate underlying health problems. The normal range is typically between 27 pg and 32 pg. 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 MCH range for men is :27 - 32 pg

Ideal values of MCH depending on age (male) :

Age	Ideal MCH value
<5 years	28.08
5-10 years	29.203
10-15 years	30.371
15-20 years	31.586
20-25 years	31.535
25-30 years	31.484
30-35 years	31.433
35-40 years	31.382
40-45 years	31.332
45-50 years	31.282
50-55 years	31.232
55-60 years	31.182
60-70 years	31.132
70-80 years	31.082
80-90 years	31.032
90-100 years	30.982
>100 years	30.932

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

Get Advice via Email : Send us your blood test report, and our MCH 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 MCH, please include those too—an accurate diagnosis often requires a full view of all abnormalities. Upload blood test report now

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

• An overactive thyroid gland
• Complications from an infection
• An autoimmune disease
• Thalassemia, an inherited blood disorder
• Liver diseases

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

Normal range of MCH found among women :27-32 pg

Ideal values of MCH depending on age (female) :

Age	Ideal MCH value
<5 years	28.112
5-10 years	29.27
10-15 years	30.476
15-20 years	31.732
20-25 years	31.678
25-30 years	31.624
30-35 years	31.57
35-40 years	31.517
40-45 years	31.464
45-50 years	31.41
50-55 years	31.357
55-60 years	31.304
60-70 years	31.251
70-80 years	31.198
80-90 years	31.145
90-100 years	31.092
>100 years	31.039

If you take a MCH blood test and the results are not in the normal range (27-32 pg), 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 MCH Test Is Done :

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

Medical References

• WebMD – MCH Levels (Mean Corpuscular Hemoglobin) From Blood Test
• Cleveland Clinic – MCH in a Blood Test (Mean Corpuscular Hemoglobin)
• NIH – Red Cell Indices

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