What causes high Phosphorus and low APTT?

High Phosphorus and low APTT can be caused by many reasons.

If your Phosphorus is in between 2.5 mg/dL and 4.5 mg/dL and your APTT is in between 22 seconds and 35 seconds then you need not worry as these are the normal ranges for Phosphorus 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 Phosphorus : 2.5 - 4.5 mg/dL

Ideal values of Phosphorus depending on age :

Age	Ideal Phosphorus value
<5 years	2.725
5-10 years	2.97
10-15 years	3.237
15-20 years	3.528
20-25 years	3.846
25-30 years	4.192
30-35 years	4.158
35-40 years	4.124
40-45 years	4.495
45-50 years	4.459
50-55 years	4.423
55-60 years	4.387
60-70 years	4.352
70-80 years	4.317
80-90 years	4.282
90-100 years	4.247
>100 years	4.212

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

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

1,37,160

Total number of patients treated

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

• Increased blood calcium
• Diabetic ketoacidosis (after treatment)
• Liver disease
• Rickets and osteomalacia (due to vitamin D deficiencies)
• Kidney failure

If you want your blood test report to be interpreted by Phosphorus specialist, you can upload your report. Our Phosphorus 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	23.98
5-10 years	26.138
10-15 years	28.49
15-20 years	31.054
20-25 years	33.849
25-30 years	33.574
30-35 years	33.302
35-40 years	33.032
40-45 years	32.765
45-50 years	32.5
50-55 years	32.237
55-60 years	31.976
60-70 years	34.854
70-80 years	34.572
80-90 years	34.292
90-100 years	34.014
>100 years	33.738

High Phosphorus and low APTT can be caused by a lot of reasons. If you take Phosphorus and APTT blood tests and the results are higher than 4.5 mg/dL for Phosphorus 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 Phosphorus and APTT Tests Are Done :

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