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Doctor insights on: Culture Sensitivity

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Best antibiotic for urinary tract infection in male before urine culture sensitivity.

Best antibiotic for urinary tract infection in male before urine culture sensitivity.

Here are some ...: Before taking antibiotics, a detailed general / urinary history and urinalysis are minimally required for suspecting UTI if you have not had recurrent UTI. But, if you know when a UTI is coming by history after prior evaluation, both nitofurantoin & sulf/trimethorpim remain the most practical yet effective drugs for everyday UTI without antibiotics overuse / abuse. Ask Doc for detail. ...Read more

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What is culture and sensitivity report?

Kind of bacteria: Usually it detects what kind if bacteria is there and sometimes fungi. Viral cultures look for types if viruses. Sensitivity see what kind if antibiotic works best for that bacteria or what anti viral med works best for that virus ...Read more

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Urine; moderate WBC, no nitrites, culture <50k multiple non-uropathogenic gram positive bacteria. No symptoms. Possible contamination? Antibiotics??

Urine; moderate WBC, no nitrites, culture <50k multiple non-uropathogenic gram positive bacteria. No symptoms. Possible contamination? Antibiotics??

Contaminant: Infection is when pathogens (bacteria for example) invade your tissues. This almost always produces signs which include redness, swelling, warmth and pain. In the absence of symptoms this is a contaminant or a colonization of your urinary tract. Note: Do not test urine without a good reason.... ...Read more

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Lung infiltrate should have a culture and sensitivity? Antibodics without culture-sensitivity? O.K.?

Lung infiltrate should have a culture and sensitivity? Antibodics without culture-sensitivity?  O.K.?

Yes: The only way to get a definitive sample of the presumed stuff in the infiltrate is to stick a needle through your chest wall or stick a tube down your airway and get some through that route.Hacking up a lugie provides a contaminated specimen. Research provides us with guidelines on the best abx choices to make.Some times we just have to pick one and hope for the best. ...Read more

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Difference in collecting specimen for fungal cultures and bacterial cultures?

Difference in collecting specimen for fungal cultures and bacterial cultures?

Similar: In many cases the procedures for collecting a specimen can be the same for both. Ideally you want to avoid contamination with bacterial cultures. With fungal cultures the growth media used can often help avoid bacterial contamination. Either way the process is pretty simple even if a blood culture may be involved. ...Read more

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Can a simple urine analysis, urine culture or semen analysis report detects HIV infections/bacteria or stds?

Can a simple urine analysis, urine culture or semen analysis report detects HIV infections/bacteria or stds?

Std: All std diseases including hiv, can be easily diagnosed by blood test or a urethral swab. Urine or semen analysis are not recommended to screen for std's. ...Read more

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Urinalysis culture? 10,000-50,000 CFU/mL of Mixed nonuropathogenic Gram positive flora. May represent colonizers from external and internal genitalia?

Urinalysis culture? 10,000-50,000 CFU/mL of Mixed nonuropathogenic Gram positive flora. May represent colonizers from external and internal genitalia?

Bacteruria: Why was the sample taken? If you have no symptoms of a UTI such as burning with urination or frequency then don`t worry about it. That small amount of gram positive organisms is likely colonizers of skin and not a real infection. ...Read more

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How will agglutination reaction identify pathogenic bacteria?

How will agglutination reaction identify pathogenic bacteria?

Bacteria: Agglutination reactions often measure antibodies that will cause the agglutination of artificial particles containing substances from the bacteria coating them. The antibody, if present, causes these particles to cluster together and agglutinate. ...Read more

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Positive strep throat culture, is floxacin an antibiotic for this?

Positive strep throat culture, is floxacin an antibiotic for this?

Not one I would use: This class of drugs have a broad range of effects against many types of germs but i find no listing for strep throat..It is not used in kids and rarely used in most simple infections. Since strep is universally sensitive to the penicillins, and other inexpensive medications, it is one i would never use for strep throat. ...Read more

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Can swab test culture test done to check for strep throat be false -ve?

Can swab test culture test done to check for strep throat be false -ve?

Strep throat: A rapid strep test could be false negative. A culture, if the specimen is obtained properly, should not have a false neg. ...Read more

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Urine Culture Results 50,000-100,000 CFU/mL Staphylococcus coagulase negative not S.saprophyticus 10,000-50,000 CFU/mL Multiple organisms Meaning?

Urine Culture Results
50,000-100,000 CFU/mL Staphylococcus coagulase negative not S.saprophyticus
10,000-50,000 CFU/mL Multiple organisms
Meaning?

See below: All laboratory results need to be interpreted in the clinical context and the doctor who ordered the tests is usually in the best position to do that. Having said that, the colony count, the dominant organism and multiple organism all suggest that this is not real urinary infection. The organisms are likely to be skin contaminants. ...Read more

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Herpes culture accuracy?

Herpes culture accuracy?

Herpes simplex: Culture of clinical materials for the presence of this organism are very accurate. ...Read more

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Is trichomonas a bacterial STD and can it be detected by a urine culture and sensitivity test?

Is trichomonas a bacterial STD and can it be detected by a urine culture and sensitivity test?

No: It's a protozoan, cannot be cultured, is generally easy to diagnose on physical exam, and the microbes can be seen in the fluid taken from the vagina. It also causes prostatitis and generally treatment is empirical without finding the bug. ...Read more

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Urine culture was negative but showed lactobacillus. Nurse suggested Cipro (ciprofloxacin). The lab did not test sensitivity. What does this mean? Infection?

Urine culture was negative but showed lactobacillus. Nurse suggested Cipro (ciprofloxacin). The lab did not test sensitivity. What does this mean? Infection?

No it is not infecti: Lactobacilus is NORMAL organism which lives in the normal vagina. It fights infection and keeps vagina healthy. You need no antibiotics ...Read more

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history of sinus infections +dx of UCTD. Recent sinus cultures positive atypical bacteria (Serratia marcescens +Stenotrophomonasmaltophilia - Why?

 history of sinus infections +dx of UCTD. Recent sinus cultures positive atypical bacteria (Serratia marcescens +Stenotrophomonasmaltophilia - Why?

ID physician: S maltophilia is an organism of low virulence and frequently colonizes fluids used in the hospital setting and patient cultures. Serratia species are opportunistic gram-negative bacteria that are widespread in the environment. And something is definitely wrong here...unless your on say prednisone (for MCTD) and didn't mention this. You should see an infectious disease physician ASAP. ...Read more

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Can staphylococcus haemolyticus cause prostatitis? All major std negative. Urine culture shows staphylococcus haemolyticus. Prostatitis?

Can staphylococcus haemolyticus cause prostatitis?

All major std negative. Urine culture shows  staphylococcus haemolyticus. Prostatitis?

Prostatitis: Staph species can cause prostatitis but they are rare. If you are having symptoms consistent with prostate infection and your urine is positive for Staph, then undergo treatment as recommended by your doctor and likely your symptoms will improve. ...Read more