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Doctor insights on: What Does Positive White Blood Cells And Negative Nitrites On The Urine Test Mean

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What does positive white blood cells and negative nitrites on the urine test mean?

What does positive white blood cells and negative nitrites on the urine test mean?

More information: There is more information on a urinalysis that is needed to know what might be going on. Where there red blood cells, leukocyte esterase, etc? Also, why was the test performed in the first place. Please repost the question with more details.
It may be that the specimen was not a 'clean catch' meaning it has some contamination and should be repeated. ...Read more

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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Ua showed I was negative for leukocytes. Negative for white blood cells but positive for nitrites and many crystals in urine. Is this normal?

Ua showed I was negative for leukocytes. Negative for white blood cells but positive for nitrites and many crystals in urine. Is this normal?

Clinical symptoms?: It is possible to have a UTI that only shows positivity for nitrites and be negative for wbcs. Studies have shown that when nitrites are positive, a UTI has a strong chance of being present (= good specificity for the test). Many crystals can be caused by kidney stones or food metabolism issues. ...Read more

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I had a urine test and was told I have no white blood cells. What does this mean? I was passing blood and it burned to urinate.

I had a urine test and was told I have no white blood cells. What does this mean? I was passing blood and it burned to urinate.

Kidney stones: This probably means you probably do not have an infection but still could have stones in any part of the urinary tract. Make sure to drink a lot (>1 gallon) of water daily. ...Read more

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When you have high levels of nitrates in urine test but show no white blood cells in the urine test what does this mean?

When you have high levels of nitrates in urine test but show no white blood cells in the urine test what does this mean?

Probable bacteruria: Possible to have a UTI without white cells in urine. Nitrite urine test is usually only positive in presence of bacteria. Suggest you get a urine culture to delineate a uti, identify bacteria & which antibiotics will eliminate them. ...Read more

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Is it normal to show no white blood cells in a urine test when showing high levels of nitrates in urine test?

Probable bacteruria: Possible to have a UTI without white cells in urine. Nitrite urine test is usually only positive in presence of bacteria. Suggest you get a urine culture to delineate a uti, identify bacteria & which antibiotics will eliminate them. ...Read more

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Protein and white blood cells found in 10 yr old daughters urine test. What does this indicate?

Protein and white blood cells found in 10 yr old daughters urine test. What does this indicate?

Varies: This can vary from being normal to a reflection of a kidney issue depending on the amount & method of collection. Unfortunately many young girls just squat & pee in the cup & we get a wash out of the internal genitalia, rather than clean urine. This often has minor amounts of WBC and protein. A proper specimen has less, but again the importance varies with the amount, not the fact a little shows up. ...Read more

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Stabbing pains in right side of abdomen, into side. Sore to touch the skin, urine test has white blood cells, antibotics not working?

Stabbing pains in right side of abdomen, into side. Sore to touch the skin, urine test has white blood cells, antibotics not working?

Allodynia: If the skin is sore to touch then it's not likely a urinary problem. Sometimes shingles can present this way. Is there any rash? Talk to your doctor about this possibility and that the antibiotics aren't helping. ...Read more

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For two days I've had symptoms of a uti. A drugstore kit shows I am positive for white blood cells, but neg for nitrites. Could it be something else?

Most likely UTI: To be certain, see your doctor for a urine culture and sensitivity. This will determine the particular bacterium causing the infection, and will also show which antibiotics will be effective against the infection. ...Read more

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I took 3 Azo UTI tests which all tested positive for white blood cells, went to urgent care and test was neg but blood was in my urine...?

I took 3 Azo UTI tests which all tested positive for white blood cells, went to urgent care and test was neg but blood was in my urine...?

Culture: The definitive diagnostic test for urinary infection is urine culture. If you have a urine culture and it is negative and you still have red or white blood cells in your urine, you should see a urologist. ...Read more

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If red blood cells in urine sample are higher then normal [68.20 ] ; remaining urine test was normal; does this mean I had UTI or some thing eles?

Maybe not UTI: Red cells in the urine, can be from trauma, kidney disease or disease of the urinary tract. They do not often appear in UTIs without White blood cells. I suggest that you have the test repeated and discuss the results with your physician. The most common cause is contamination of the urine with menstrual blood ...Read more

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All STD tests came back negative. I have red and white blood cells in my urine and no bacteria. What could this indicate? I

All STD tests came back negative. I have red and white blood cells in my urine and no bacteria. What could this indicate? I

Maybe nothing: It is all about how many. A few such cells are normal and in a young woman, they are often contaminants. ...Read more

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Wat I have to do? Urine creatinine 26.1 mg/dl my lab reaults, white blood cells 16/hpf, hemoglobin screen positive. What does it means?

Wat I have to do? Urine creatinine 26.1 mg/dl my lab reaults, white blood cells 16/hpf, hemoglobin screen positive. What does it means?

Hemoglobin in urine: Are you anemic? Is your CBC
Normal? Are you passing brown urine? Was hemoglobin found in the urine or red blood cell. Visit your PCP and have a complete
Check up for UTi, stone, renal function and hemosiderin in urine ...Read more

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I'm having a urine test the result of red blood cell is 1-3 normal is 0-1 hpf, and my pus cell WBC is 4-6 normal is 0-2 hpf what it is mean?

Do not worry: Those numbers are very low and likely are not significant. If you are having symptoms with your urination, let your doctor know to ask if he suspects an infection, but with those numbers it would be unlikely. Those numbers can also be affected by dehydration, so make sure you drink plenty of water daily. Also I see you take ibuprofen, make sure you are not over-dosing as this can cause bleeding. ...Read more

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What does it mean if there are white blood cells and ketones present in urine?

What does it mean if there are white blood cells and ketones present in urine?

See below: WBC can indicate a urinary tract infection. Ketones are seen when the body metabolizes fat for energy, instead of glucose. This happens during fasting or starvation. It also occurs with alcoholic and diabetic ketoacidosis.

The presence of WBC is unrelated to the Ketones in the urine. ...Read more

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What does it mean when there are red blood cells and white blood cells in urine?

What does it mean when there are red blood cells and white blood cells in urine?

Infection: When there are both alot of rbc's and wbc's in the urine it usually indicates a bacterial infection either cystitis, prostatitis, urethritis or pyelonephritis. ...Read more

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What does it mean when I have bacteria, white blood cells, and sqamous epithelia in my urine?

What does it mean when I have bacteria, white blood cells, and sqamous epithelia in my urine?

May be nothing: The positive findings on your urine commonly happens with contaminated urine sample. Unless you did a careful midstream urine catch, which would decrease the chance of having what you found on your urine test. If you are having symptoms of urine infection, a urine culture can help in evaluation and treatment. ...Read more

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Doctor said there was traces of blood in my urine and white blood cells. What does this mean?

Doctor said there was traces of blood in my urine and white blood cells. What does this mean?

UTI?: Any wbcs in the urine are abnormal and could indicate early infection somewhere along the urinary tract. Red blood cells in the urine could mean many things: kidney stone, infection, prostate cancer, minor kidney trauma from long distance running. The fact that both of these are "trace" amounts is reassuring. You can live with the trace reds, but watch for worsening of the trace whites! ...Read more

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I had a urine dipstick test done and it showed white blood cells. Is this definitely a UTI or something more serious.?

I had a urine dipstick test done and it showed white blood cells. Is this definitely a UTI or something more serious.?

Definitely unsure.: WBC in the urine could be evident of an infection. Could be an inflammatory issue. Could be nothing. If the analysis showed only WBCs, then a formal urinalysis with microscopy as well as a urine culture should be sent, which would give you much more accurate results than the dipstick. ...Read more

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Does white blood cells in urine mean herpes?

Does white blood cells in urine mean herpes?

Leukocytes = WBCs: White blood cells in the urine indicate that an inflammatory or immune system reaction is taking place. Without more information, in terms of other urine or laboratory markers, symptoms, etc. That is about all one can say with regard to this. The presence of wbcs would definitely not be specific for determining if one had herpes virus. ...Read more

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I have white blood cells in my urine does it mean I have a infection yet?

I have white blood cells in my urine does it mean I have a infection yet?

How many: Up to maybe 5 white cells in the urine is normal. If there are more in a woman, the first concern is contamination from the vagina. Your physician is the one who needs to decide whether and how to treat a possible urinary tract infection, especially considering your symptoms and signs and whether you have proteinuria to correlate with the white cells. ...Read more

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If there are white blood cells in the urine, does that mean I have an infection or something else?

Could be: Pyuria or elevated wbcs in urine can mean infection, inflammation or stones. Infections can be in the urine, prostate, epididymis or elsewhere. This should be more fully evaluated with a urine culture and a visit to a urologist. ...Read more

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What does it mean when they say that the urine has a lot of blood and white blood cells, but low for nitrates?

What does it mean when they say that the urine has a lot of blood and white blood cells, but low for nitrates?

UTI: White blood cells in urine suggest possible urinary tract infection. Red blood cells could be due to kidney stone, cancer, damage from infection, or even contamination from menstrual flow (in women). Leukocyte esterase and nitrites support diagnosis of uti, whether simple bladder infection (cystitis) or complicated kidney infection (pyelonephritis). Definitive answer is culture & sensitivity. ...Read more

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White blood cells found in urine sample, waiting for urine cultures to come back. What does this mean?

White blood cells found in urine sample, waiting for urine cultures to come back. What does this mean?

Ask the Dr: A few WBC is normal. You neglected to include enough information for any answer. How many WBC? Symptoms? Other findings in urine? Without the answers to these questions the result of the culture is useless. There are varieties of urinary infections. For simple cystitis in a young, sexually active woman, a culture is not indicated. For an elderly woman with no symptoms the culture is useless. ...Read more

Nitrite (Definition)

Comprised of nitrogen & 2 oxygen molecules. Sodium nitrite is used in meat industry to prevent bacterial growth & to maintain the meat's red color (≥ 22mg/kg body weight is toxic); cooking at high heat allows nitrites to combine with Amino Acids to form nitros-amines (carcinogens). It can be converted by many pathways to nitric oxide, a potent vaso-dilator. Amyl nitrite can be ...Read more


Dr. Angelica Balingit
349 Doctors shared insights

Blood Cells (Definition)

Blood cells are individual cells that are carried by blood to various organs. White blood cells fight infection. Red ...Read more