What causes high ALT SGPT and low APTT?

High ALT SGPT and low APTT can be caused by many reasons.

If your ALT SGPT is in between 21 U/L and 72 U/L and your APTT is in between 22 seconds and 35 seconds then you need not worry as these are the normal ranges for ALT SGPT and APTT 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 ALT SGPT : 21 - 72 U/L

Ideal values of ALT SGPT depending on age :

Age	Ideal ALT SGPT value
<5 years	21.37
5-10 years	21.746
10-15 years	22.129
15-20 years	22.518
20-25 years	22.914
25-30 years	23.317
30-35 years	23.727
35-40 years	24.145
40-45 years	24.57
45-50 years	25.002
50-55 years	25.442
55-60 years	25.89
60-70 years	26.346
70-80 years	26.81
80-90 years	27.282
90-100 years	27.762
>100 years	28.251

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

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

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Some examples of conditions that increase or decrease ALT SGPT levels include:

• Alcohol abuse
• Blockage of the bile ducts.
• Kidney damage.
• Damage to red blood cells
• Heart attack or heart failure

If you want your blood test report to be interpreted by ALT SGPT specialist, you can upload your report. Our ALT SGPT 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 APTT : 22 - 35 seconds

Ideal values of APTT depending on age :

Age	Ideal APTT value
<5 years	22.387
5-10 years	22.781
10-15 years	23.182
15-20 years	23.59
20-25 years	24.005
25-30 years	24.427
30-35 years	24.857
35-40 years	25.294
40-45 years	25.739
45-50 years	26.192
50-55 years	26.653
55-60 years	27.122
60-70 years	27.599
70-80 years	28.085
80-90 years	28.579
90-100 years	29.082
>100 years	29.594

High ALT SGPT and low APTT can be caused by a lot of reasons. If you take ALT SGPT and APTT blood tests and the results are higher than 72 U/L for ALT SGPT and lower than 22 seconds for APTT, 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 ALT SGPT and APTT Tests Are Done :

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

Medical References

• Mayo Clinic – Alanine aminotransferase (ALT) blood test
• MedlinePlus – ALT Blood Test
• WebMD – Alanine Aminotransferase (ALT) Test: What Does It Mean?
• Cleveland Clinic – Alanine Transaminase (ALT) Blood Test: What It Is, Procedure & Results