Creatinine Clearance Calculator



About Creatinine Clearance Calculator

What is creatinine clearance test?

Creatinine is a waste product that results from the body's muscles going through natural wear and tear. Everyone's blood contains creatinine. Using a blood and urine sample, a creatinine clearance test determines how well the kidneys are working. A waste product of regular muscular action is creatinine. Creatinine is taken out of the blood by the kidneys and allowed to pass out of the body through the urine. The amount of creatinine in the blood and urine are compared during a creatinine clearance test. This comparison might be useful for identifying and keeping track of kidney issues since it tells us how well the kidneys are filtering the blood.

This examination evaluates the efficiency with which your kidneys are operating and the flow of blood to them. Creatinine is a waste product that your body produces as a result of regular muscle use and diet-related animal protein. Creatinine is eliminated from the blood by healthy kidneys. Urine is then excreted of it from your body. The creatinine clearance test typically compares the levels of creatinine in your blood with a 24-hour urine sample. This lets your doctor know how well your kidneys are functioning. Your healthcare professional can determine your glomerular filtration rate with the use of creatinine clearance as well. This is the volume of blood that your kidneys' glomeruli, which are microscopic filters, clear each minute.

How creatinine clearance test done?

Creatinine tests are primarily used by clinicians to assess kidney function in two different methods. testing urine. The amount of creatinine in a sample of urine collected over a 24-hour period can be used to determine GFR. You must keep all of your pee in a plastic jug for one day before bringing it in for testing using this method. Even though it is no longer used frequently, this approach may still be required to diagnose some renal disorders. a blood test. A single blood creatinine level can be used by doctors to calculate GFR using a formula. Various calculations consider your age and sex, while older formulas might utilise race and ethnicity. The estimated GFR decreases as blood creatinine levels rise.

How to interpret crcl test results?

Depending on your age, gender, medical history, and other factors, test results may differ. Depending on the lab utilised, your test results may change. They could not indicate a problem with you. Find out what your test findings signify for you by asking your healthcare provider. Milliliters per minute are used to express results. Your age and gender will determine the range for a typical test result. Normal levels are between 110 and 150 mL/min for men and 100 to 130 mL/min for women in persons under the age of 40. Age causes a decrease in creatinine clearance rates. An abnormal creatinine clearance rate could indicate a renal condition. Or it can imply that the blood supply to your kidneys is being hampered by a problem elsewhere in your body.

What is serum creatinine level?

Your bloodstream typically absorbs creatinine and filters it out at a largely steady rate. Your blood's level of creatinine ought to be rather constant. Creatinine levels that are higher than normal could indicate impaired renal function. Micromoles of creatinine per litre of blood (micromoles/L) or milligrammes of creatinine per deciliter of blood (mg/dL) are the units used to measure serum creatinine. The serum creatinine normal range is as follows:

  • For adult men, 0.74 to 1.35 mg/dL (65.4 to 119.3 micromoles/L)
  • For adult women, 0.59 to 1.04 mg/dL (52.2 to 91.9 micromoles/L)

What is Glomerular filtration rate (GFR)?

The serum creatinine level can be used to gauge how rapidly the kidneys are able to filter blood (glomerular filtration rate). Because blood creatinine levels vary from person to person, the GFR may give a more accurate indication of renal function. The serum creatinine count is taken into account in the method for estimating GFR together with other variables including age and sex. A GFR of less than 60 indicates renal disease. To track the effectiveness of treatment and the course of the condition, scores below 60 may be employed.

What is difference between serum creatinine and creatinine clearance?

This is a significant query. There is a distinction between measuring your serum creatinine (also known as "creatinine") and your creatinine clearance (also known as "creatinine clearance"). The two lab tests here are distinct. Creatinine clearance is not included in a routine lab report, although serum creatinine is. Urine must be timed in order to measure creatinine clearance. Your entire 24-hour urine output is saved (collected) in a container, and the contents are then tested. The outcome reveals how much creatinine has entered your urine after passing through your kidneys. It demonstrates how effectively your kidneys are eliminating waste from your blood.

What to do if you have a low GFR?

Your doctor will create an action plan with you to solve the issue if you have a low GFR. Chronic kidney disease is primarily brought on by diabetes and high blood pressure. The first thing to do if you have these diseases is to control them by better nutrition, exercise, and medication. If not, more testing may be required to determine the kidney disease's root cause. Your doctor will probably recommend you to a nephrologist, a kidney expert, if the cause of your kidney illness is unknown or if it has progressed. Regular GFR monitoring enables you and your doctor to monitor any progressive loss in renal function. To account for any changes in kidney function, your doctor might need to modify your prescriptions.

How to know if you need other tests?

The need for additional testing following a creatinine clearance test relies on your test results and your current state of health. Your doctor could advise repeating the test if the results of your creatinine clearance test are abnormal. This is especially true if it's thought that you might have taken too much or too little urine over the 24-hour period. Other tests might be necessary if the examination reveals indications of potential renal damage. Other blood and urine tests, ultrasounds or other imaging, and, in some circumstances, kidney biopsies may be among them.