What does high Phosphorus and RDW SD mean in blood test?

High Phosphorus and RDW SD can be caused by numerous problems.

High levels of Phosphorus and RDW SD in the blood indicate a variety of health problems. If your blood Phosphorus level is between 2.5 mg/dL to 4.5 mg/dL and the RDW SD level is between 39 mg/dL to 46 fL, then your body does not have any underlying health problems. But if Phosphorus and RDW SD levels exceed these levels, you should see a doctor immediately.

Normal Phosphorus range : 2.5 - 4.5 mg/dL

Age-wise ideal Phosphorus level in blood:

Age	Ideal Phosphorus value
<5 years	2.6
5-10 years	2.704
10-15 years	2.812
15-20 years	2.924
20-25 years	3.041
25-30 years	3.163
30-35 years	3.29
35-40 years	3.422
40-45 years	3.559
45-50 years	3.701
50-55 years	3.849
55-60 years	4.003
60-70 years	4.163
70-80 years	4.33
80-90 years	4.323
90-100 years	4.496
>100 years	4.489

*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 RDW SD range : 39 - 46 fL

Age-wise ideal RDW SD level in blood:

Age	Ideal RDW SD value
<5 years	40.56
5-10 years	42.182
10-15 years	43.869
15-20 years	45.624
20-25 years	45.551
25-30 years	45.478
30-35 years	45.405
35-40 years	45.332
40-45 years	45.259
45-50 years	45.186
50-55 years	45.113
55-60 years	45.041
60-70 years	44.969
70-80 years	44.897
80-90 years	44.825
90-100 years	44.753
>100 years	44.681

High Phosphorus and RDW SD levels in the blood can cause a number of health problems. Your GP may recommend follow-up tests to get an important picture of your overall health and well-being. If the results are greater than 4.5 mg/dL for Phosphorus and more than 46 fL for RDW SD, you may also need some follow-up tests that will help detect the underlying disease early.

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How is a blood test performed in the lab?

Depending on the symptoms you are experiencing, your doctor may order a Phosphorus and RDW SD test. In most hospitals Phosphorus and RDW SD results can be obtained within three to six hours after blood is taken. The blood is usually drawn from a vein on the inside of the elbow or the back of the hand. Drink plenty of water before your appointment. If you experience any symptoms that you are concerned about are out of the ordinary, call your doctor immediately.