How to read urine studies?

Article by: Eduardo Roque | Last update: April 2, 2022
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If the urine is transparent, it could be a sign of excess hydration. When it is dark yellow or almost brown, it could be a liver problem. If you have blood it could be a sign of a more serious health problem, it is recommended to see a urologist.

How do you know if a urine test is okay?

pHs above 7 may suggest the presence of bacteria, which alkalinize the urine, while pHs below 5.5 may indicate an acidotic state of the blood or renal tubular disease.

How to read a urine test to know if there is an infection?

The urine is usually clear. Cloudiness or an abnormal odor may indicate a problem, such as an infection. Protein in the urine can make it appear foamy. The presence of blood in the urine can make it look reddish or brownish.

What are the values ​​of a urinary tract infection?

It is currently accepted that colony counts above 100,000/cc of urine mean a true urinary tract infection; counts from 0 to 10,000 col/cc are considered contamination or bacteriuria; counts from 10,000 to 100,000 col/cc are classified as possible infections that must be checked…

What does 3+ bacteria in urine mean?

Urinary infections

When it is not a question of contamination of the sample, the presence of bacteria in the urine, especially when frequent or numerous bacteria are observed, is indicative of infection of the urinary system.

25 related questions found

What is the most serious urinary tract infection?

The bacteria can also cause a bladder infection, which is called cystitis. Another more serious type of urinary tract infection is an infection of the kidneys, which is called pyelonephritis). In this type of infection, people often have back pain, a high fever, and vomiting.

How many leukocytes per field is normal?

Under normal conditions we can observe up to 5 leukocytes per field.

What are high leukocytes in urine?

The presence of leukocytes in the urine usually indicates that there is some inflammation in the urinary tract. In general, it suggests urinary infection, but it can be present in several other situations, such as trauma, use of irritating substances, or any other inflammation not caused by an infectious agent.

What does it mean to have very high leukocytes?

High count of white blood cells (leukocytes) in the blood

This may indicate that the body requires more leukocytes in peripheral blood due to an infection, due to inflammation due to hyperproduction of these cells in the bone marrow. The latter may indicate leukemia.

What are leukocytes and what is their normal value?

Normal value between 3,500 and 11,000/mL

White blood cells or leukocytes are defense cells that circulate through the bloodstream. There are several types: neutrophils, lymphocytes, monocytes, eosinophils.

What are complicated urinary tract infections?

Complicated urinary tract infection occurs in patients who present alterations to the free flow of urine and/or greater individual susceptibility to infections. Many of these processes are polymicrobial, due to multi-resistant germs and need to be cured by correcting the causal factors.

What does more than 100,000 CFU ml mean?

A bacterial count greater than 100,000 CFU (colony-forming units)/ml, accompanied by an inflammatory response, is indicative of urinary infection. In general, urethral microbiota contamination due to poor sample collection correlates with a count of less than 100,000 CFU/mL.

What antibiotic to take for strong urinary tract infection?


    Trimethoprim/sulfamethoxazole (Bactrim, Septra, or others) Fosfomycin (Monurol) Nitrofurantoin (Macrodantin, Macrobid) Cephalexin (Keflex) Ceftriaxone.

What does bacteria + mean?

Bacteria are single-celled prokaryotic organisms, found in almost all parts of the Earth. They are vital to the planet’s ecosystems. Some species can live in really extreme conditions of temperature and pressure.

How is a bacteria in urine spread?

This bacterium is usually transmitted by contact with the skin, mucous membranes, feces, wounds or urine of an infected person. It is also usually transmitted through contact with contaminated materials such as catheters, probes or assisted ventilation or the surface of operating rooms.

What are the bacteria found in urine?

We can find in the urine of healthy individuals saprophytic microorganisms or microorganisms carried by urination: Lactobacillus, Bacillus, Corynebacterium, Staphylococcus, Candida and some enterobacteria.

How to know if a UTI is complicated?

Within uncomplicated UTIs, a distinction is made between asymptomatic bacteriuria, without symptoms, and acute cystitis with symptoms of dysuria, frequency and urinary urgency. Urethral syndrome, prostatitis, and acute pyelonephritis are also defined as uncomplicated UTI.

What is a complicated cystitis?

Cystitis is a disease characterized by inflammation of the bladder for various reasons and with different symptoms, among which the following stand out: A distinction is made between uncomplicated cystitis, in which the structure and function of the bladder are correct, and complicated cystitis, in which are altered.

What are the types of urinary infections?

There are two types of urinary infections: cystitis and urethritis. Cystitis is an infection of the bladder. Urethritis is an infection of the urethra. If left untreated, they can spread and cause a renal (kidney) infection.

What do leukocytes tell us?

The differential is used to diagnose many diseases, including infections, autoimmune diseases, anemia, inflammatory diseases, leukemia, and other types of cancer. It is a common blood test that is often used as part of a general physical exam.

What are leukocytes?

White blood cells are made in the bone marrow and protect the body against infection. If an infection develops, the white blood cells attack and destroy the bacteria, viruses, or other organisms that are causing the infection.

What diseases cause high white blood cells?


    Acute lymphocytic leukemia Acute myelogenous leukemia (AML) Allergy, especially severe allergic reactions Chronic lymphocytic leukemia Chronic myelogenous leukemia Medications, such as corticosteroids and epinephrine Infections, bacterial or viral Myelofibrosis (a bone marrow disorder)

What diseases cause leukocytosis?

What causes or increases my risk for leukocytosis?

    Infections, inflammation, or tissue damage. Immune reactions, such as those that occur during an asthma or allergy attack. Bone marrow problems, such as leukemia or thrombocytopenia.

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