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What is the Meaning & Definition of urine culture

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A urine culture is a study carried out by the laboratory of Microbiology, is to perform a urine culture in order to identify the causative germ of a urinary tract infection. It also allows knowing their degree of sensitivity or resistance to antibiotics commonly used in this type of infections, in order that the treating physician select and indicate the most suitable.
This is a study carried out with great frequency since urinary tract infections are the second most common type of infectious diseases after respiratory infections. These occur most frequently in women for anatomical reasons such as the proximity of the urethra with the vagina and year-round, as well as the fact that being the shortest female urethra is easier than the bacteria from accessing this via the urinary system.
The results of the urine are reported as colony-forming units per milliliter (cfu/ml). The most frequently isolated bacteria are Escherichia coli, Proteus and Klebsiella, in people with poorly controlled diabetes are more common germs like the Pseudomona.
The importance of practicing the urine culture is that allows you to indicate a specific treatment whereupon the certainty that will eradicate the infection can be, stated empirically treatments can lead to an incorrect antibiotic choice well because the causal agent is not an Escherichia coli, which is the most common cause of these infections , or because there is bacterial resistance to the antibiotic indicated which leads to not go away the infection.
Where is requested a urine culture
The urine culture should be requested at the suspicion of a urinary tract infection, both low- as happens in the case of the urethritis and cystitis, pyelonephritis suspected high.
Also must be requested before practice a study or Urologic Surgery, during pregnancy, in people who have low back pain accompanied by fever several days or in men with symptoms of the enlargement of the prostate that have further pain.
Special preparation for the sample
It is important to obtain the sample in a manner adequate to prevent contamination of the same which can lead to a false positive result, so is recommended.
1. wash the genitals using only water and SOAP immediately before sampling, you should avoid using antiseptic.
2 begin to urinate by discarding the first part and collect in sterile container for urine test only the last part of the urinary stream.
3 deliver the sample to the laboratory within two hours after being obtained, if possible should be kept and transported refrigerated.
4. in the case of young children, the sample is taken with plastic bags placed on the genitals and are maintained within the honeycomb, if approximately thirty minutes after the child has not urinated must change sachet with a new one since it increases the likelihood that contamination.
Article contributed by the team of collaborators.

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