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Doctor insights on: Serum Creatinine

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Dr. Lynne Weixel
129 doctors shared insights

Serum Creatinine (Overview)

Creatinine is a breakdown product of muscle tissue. In the healthy situation it is cleared by the kidneys. Thus, a rise in creatinine is a sign of deterioration in kidney function.


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What does a serum creatinine level of 2.2 mean?

What does a serum creatinine level of 2.2 mean?

Kidney dysfunction: A serum creatinine elevation like yours is a sign of kidney dysfunction or insufficiency. This needs to be evaluated and treated to avoid kidney failure. ...Read more

Dr. Lynne Weixel
129 doctors shared insights

Serum Creatinine (Overview)

Creatinine is a breakdown product of muscle tissue. In the healthy situation it is cleared by the kidneys. Thus, a rise in creatinine is a sign of deterioration in kidney function.


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I am a female. 38 years old. Is a serum creatinine of 1.2 bad?

Normal range: There is some variation of creatinine level from day to day depending your hydration and nutritional status. If you have larger muscle mass, this tends to be on the higher side. Certain medication such as those for blood pressure (i.E lisinopril/losartan etc..) can cause increase of this substance. If it were concerning by your doc who ordered the lab, you would have been advised. Good luck. ...Read more

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Please tell me what do these values tell in a diabetic patient ? Spot protein: 38mg/dl and spot creatinine: 290mg/dl. Serum creatinine is 0.8 though

Urine protein: The urine protein to creatinine ratio is less than 0.3 and this is within the normal range for general population. The serum creatinine is also normal. Urine albumin should be assessed in the same way, though: Urine albumin to creatinine ratio. For now, though, there is no indication of kidney change from diabetes. ...Read more

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As I have diabetic it is under my cotrol (105) and I hve serum creatinine level as 1.34 my age is 45 so having a serum level upto 1.34 is dangerous ?

May be on the way to: Dangerous. What is your hemoglobin a1c?Should keep it below 7.0. Do you have protein in urine? Are you on an ace inhibitor? What is your blood pressure? Serum creatinine of 1.34 is higher than the upper limit of normal of 1.2. Please follow your doctor's instructions for diet, exercise, medication and regular check ups to enusre that renal function does not get worse. ...Read more

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I have serum creatinine 31 *10* mol/l in my renal function test .So how can I improve it ?

Abnormal renal tests: You will need to see a nephrologist to have a renal ultrasound and a 24 hour urine collection for a creatinine clearance and protein. And more blood work. If there is some drug toxic to the kidney, ibuprofen, stopping it will help. If you have some obstruction of your urinary outflow tract, relieving it will help as well. Depending on what caused your abnormal tests, you may not be able to improve. ...Read more

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My serum creatinine is 4.0 what it means?

High creatinine : Before i can answer your question, i need to know your height and weight. If you are a tall person with a large amount of muscle mass, it is less serious than if you have less muscle mass. See a nephrologist to take a history to see if you have high BP or diabetes. You also need a renal ultrasound and a 24 hour urine collection to assess your renal function and to see if you have proteinuria. ...Read more

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High Serum Creatinine when one kidney has been removed.

High Serum Creatinine when one kidney has been removed.

Single Kidney: You did not mention why your kidney was removed. Please get RENAL Ultrasound to ascertain there are no anatomic problems, such as hydronephrosis, with the remaining kidney. Also infection or stones (obstruction) can also compromise the residual kidney function. Please see a qualified Nephrologist (kidney Specialist) ...Read more

Serum (Definition)

Serum is the component of blood that does not contain cells or clotting factors. It does contain electrolytes an ...Read more


Dr. Madhu Kandarpa
2,192 doctors shared insights

Creatinine (Definition)

Creatinine is a byproduct of creatine phosphate, which is present in muscles. Creatinine levels increase if the ...Read more