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Doctor insights on: Cystine 24 Hour Urine

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Urine (Definition)

Urine is the product of the kidneys, which is produced to eliminate the waste products of metabolism, manage body fluid balance, &maintain acid-base balance. The blood is first filtered by the kidneys, and the composition of the resulting fluid is then altered depending on the body's needs. It is composed of mostly water, and breakdown products from blood cells impart ...Read more


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Why is creatinine measured in a 24 hour urine collection?

Why is creatinine measured in a 24 hour urine collection?

Tell kidney function: Single urine specimens can be tested for creatinine. But daily urine output and urinary concentration varies hence a 24 hr urine collection. Normal creatinine output for an adult should be >1gm/24 hours. Also getting blood creatinine provides optimal way to accurately determine creatine clearance which in turn is a most accurate way to measure kidney function. ...Read more

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Is 3822.00 mmol/l normal 24- hour urine creatinine? Is 200.1ug/24h normal cortisol level for 24 hour urine test?

Is 3822.00 mmol/l normal 24- hour urine creatinine? Is 200.1ug/24h normal cortisol level for 24 hour urine test?

See below: Normal urine creatinine (24-hour sample) values range from 7-21 mmol/day (males) and 5-16 mmol/day (females). Results depend greatly on your age and amount of lean body mass. Normal urine 'free' cortisol (24-hour sample) is usually less than 50 ug (=mcg). ...Read more

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If doing a 24 hour urine collection for calcium what is normal levels of calcium peed out in 24 hr period? I peed 1600 ml

If doing a 24 hour urine collection for calcium what is normal levels of calcium peed out in 24 hr period? I peed 1600 ml

Here are some ...: 24-hour urine test for calcium is just a reference, not the sole deciding factor to accuse how urinary stone occur in an individual. So, discuss lab result & ask Qs with treating Doc so to deduce clinical significance of test reports & recommend reasonable care. Besides possible specific advice, daily urine output >2500 cc and lower oral intake of salt, dairy products, & red meat by >50% is decent ...Read more

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Total protein, 24 hr urine is this good or bad? (protein, urine, qn <=11 mg/dl -my result <6) protein, 24 hr urine -unable to calculate. A1c, kidney panel, ua, lipid normal

Total protein, 24 hr urine
is this good or bad? 
(protein, urine, qn <=11 mg/dl -my result <6)
protein, 24 hr urine -unable to calculate. A1c, kidney panel, ua, lipid normal

Urine results: Your urine shows that you have virtually no protein in your urine, which is a good thing. Patients with proteinuria have an increased rate of kidney failure, heart attacks and strokes which is related to the amount of protein in the urine both in diabetic and non-diabetic patients. What was the reason for the urine collection? ...Read more

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How can i compute the 24 hr urine protein and 24 hr urine creatinine? thanks, Doc!

How can i compute the 24 hr urine protein and 24 hr urine creatinine? thanks, Doc!

Need more info : Need more information as to why you want to know. The answer depends on that, and I'm not quite sure if you mean "interpret" rather than "compute." For what reason did you have the test done? Remember, in regards to tests, numbers are just numbers - the context in which they exist is where the importance lies. Please discuss with your physician. ...Read more

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Is this a normal result: sodium 24 hr urine 129, volume sodium, 24 hr 1175, sodium urine 110 thanks?

Is this a normal result: sodium 24 hr urine 129, volume sodium, 24 hr 1175, sodium urine 110  thanks?

Yes: Thetest is often used to determine your hydration status and your kidney's ability to conserve or remove sodium from the urine. Normal values are generally 40 to 220 milliequivalents per liter per day (meq/l/day), depending on how much fluid and salt you consume. ...Read more

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Can alcohol affect a 24 hour urine test?

Can alcohol affect a 24 hour urine test?

Test for what?: It depends on what is being tested for. Urine test for etg will be positive. ...Read more

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What does a 24 hr calcium urine test consist of?

What does a 24 hr calcium urine test consist of?

All the urine x1 day: A person would be given a large jug, and asked to collect all the urine that gets into their bladder during a 24 hour period, usually from waking up one day to waking up at the same time the next day. Then the lab measures the calcium concentration, multiplies this by the total volume of the urine, and reports a 24 hour calcium excretion rate. About 100 - 300 milligrams is considered normal. ...Read more

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What is 24 hour urine test ? Is it a collection of urine in 24 hours at home ?

What is 24 hour urine test ? Is it a collection of urine in 24 hours at home ?

Different chemicals: A 24 urine is not a test per se. Many chemicals in urine need to be measured over a period of 24 hours. Common tests are for creatinine, calcium, adrenal hormones, albumin and protein in general. See this site for proper collection of specimen and the tests. http://www.urmc.rochester.edu/encyclopedia/content.aspx?ContentTypeID=92&ContentID=P08955 ...Read more

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Will beer show up in a 24 hour urine collection for a cortisol level if drank during collection time?

Alcohol Testing: Yes. Of course. But, there will not be anyone besides you who knows it. There is no alcohol testing as part of a 24 hour urine collection. ...Read more

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What is the normal urinary phosphate level for a 24 hour urine?

What is the normal urinary phosphate level for a 24 hour urine?

On the report: The normal range should be on be report. This range could vary among labs, so you should beget the full report from your specimen and lab to find the answer. Whomever ordered the test should have this information. Hope this helps! ...Read more

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Have GTT test. Blood glucose normal. O hour and 1 hour urine glucose negative but 2 hour urine glucose is trace. False positive or renal glycosuria?

Have GTT test. Blood glucose normal. O hour and 1 hour urine glucose negative but 2 hour urine glucose is trace. False positive or renal glycosuria?

Urine glucose: If your GTT is OK and the 2 hour urine only a trace high, I don't think you have anything to worry about. That said, be careful with your food and drink intake. ...Read more

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Urine results showed 100 mg/dL Protein in urine, Moderate Blood, Total Protein/Creatinine Ratio, Urine 319.7, Red Blood Cells, Urine 4-10, SEC many.

Urine results showed 100 mg/dL Protein in urine, Moderate Blood, Total Protein/Creatinine Ratio, Urine 319.7, Red Blood Cells, Urine 4-10, SEC many.

Sounds like you: had a urine test for infection? Results look like you may have a mild UTI, though some of the numbers do not match up with the test acronym. Make sure you drink plenty of water and take antibiotics given with food. If you have pain on urination, the healthcare provider can give you some medicine to numb that area up for a couple of days. ...Read more

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Trace amounts of glucose in urine. Blood glucose 94 and A1C was like 5. Creatinine clearance levels 0.9. BUN levels 20. GFR 77.5. 45 y/o wf.

Trace amounts of glucose in urine. Blood glucose 94 and  A1C was like 5.  Creatinine clearance levels 0.9.  BUN levels 20.  GFR 77.5.  45 y/o wf.

Fasting: Would recommend a repeat morning urine analysis in 1-2 weeks. I suspect a falsely positive, but in the presence of high suspicion for diabetes, family history, overweight, symptoms, etc follow up would be recommended. ...Read more

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Can I do 24 hour urine calcium test on antibiotics?

Can I do 24 hour urine calcium test on antibiotics?

Yes: We're looking for possible findings that will not be seriously impacted by your antibiotic use. ...Read more

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White particles in urine during cortisol 24 hr culture. Should i worry?

White particles in urine during  cortisol 24 hr  culture. Should i worry?

Unclear question: If you are collecting 24 hour urine for cortisol, you obviosuly are under the care of a doctor and it would be better to address the question to your doctor. White particles may be innocous such as mucus or serious if it is pus. ...Read more