How is a kidney infection diagnosed?

To check for a kidney infection, you may be asked to provide a urine sample to test for bacteria, blood or pus in your urine. Your health care provider might also take a blood sample for a culture. A culture is a lab test that checks for bacteria or other organisms in your blood.


Does a kidney infection show up in a urine test?

A urine test can't tell whether the infection – if you have one – is in your kidneys or another part of your urinary system, such as your bladder. For your GP to be confident you have a kidney infection, you need to have a positive urine test plus certain symptoms, such as a fever or a pain in your side.

What are the warning signs of kidney infection?

Symptoms of a kidney infection might include:
  • Fever.
  • Chills.
  • A burning feeling or pain when urinating.
  • Having to urinate often.
  • A strong, lasting urge to urinate.
  • Back, side or groin pain.
  • Nausea and vomiting.
  • Pus or blood in the urine.


How do doctors test for UTI vs kidney infection?

Your doctor can determine if you have a UTI or a kidney infection by reviewing your symptoms, analyzing a urine sample, and ordering certain blood tests. They may also order imaging studies or other tests to monitor your kidney function. UTIs and kidney infections are treated with antibiotics.

How long does it take to detect kidney infection?

Urine culture.

A health care professional may culture your urine to find out what type of bacteria is causing the infection. A health care professional can see how the bacteria have multiplied, usually in 1 to 3 days, and can then determine the best treatment.


Kidney Infection, Causes, Signs and Symptoms, Diagnosis and Treatment.



Can urgent care diagnose a kidney infection?

If you think you may have a UTI or kidney infection, visit your nearest GoHealth Urgent Care, we're a team of healthcare professionals who can help diagnose and treat your symptoms.

Is it obvious if you have a kidney infection?

The symptoms of a kidney infection usually develop quite quickly over a few hours or days. Common symptoms include: pain and discomfort in your side, lower back or around your genitals. a high temperature.

Can kidney infection go away by itself?

Kidney infections can lead to serious complications if untreated so it is important to see a doctor and not wait to see if the infection goes away on its own.


What mimics a UTI or kidney infection?

Different conditions can cause symptoms similar to those of a UTI, like sexually transmitted infections, vaginitis, diabetes, and prostatitis to name a few.

What is the most common treatment for kidney infection?

Most people with a kidney infection can be treated at home with a course of antibiotics, and paracetamol if needed. See a GP if you feel feverish and have pain in your tummy, lower back or genitals that will not go away.

When should you go to the ER for kidney pain?

Seek emergency care if you develop sudden, severe kidney pain, with or without blood in your urine.


What is the main cause of kidney infection?

What causes a kidney infection? Kidney infections are caused by bacteria or viruses. Scientists believe that most kidney infections start as a bladder infection that moves upstream to infect one or both of your kidneys. Most often, the infection is caused by bacteria that normally live in your bowel.

What is the best antibiotic for a kidney infection?

Commonly used antibiotics for kidney infections include ciprofloxacin, cefalexin, co-amoxiclav or trimethoprim. Painkillers such as paracetamol can ease pain and reduce a high temperature (fever). Stronger painkillers may be needed if the pain is more severe.

How long does it take for a UTI to turn into a kidney infection?

A kidney infection usually starts out as a urinary tract infection (UTI) that affects the bladder. There's no rule for how long it takes a UTI to spread from your bladder to your kidneys. For a mild kidney infection, treatment can last 7 to 14 days.


Can I have a kidney infection without UTI?

Some kidney infections can develop without a bladder infection and are due to a problem within the kidney itself. As an example, people with kidney stones or an abnormality of the kidney are more susceptible to kidney infections.

What color is your pee when you have a kidney infection?

Cloudy or murky urine

Urinary tract infections and kidney stones can cause urine to appear cloudy or murky.

How long is too long to leave a kidney infection?

You should contact your GP if your kidney infection symptoms get worse or don't start to get better within 48 hours (two days) of starting the antibiotic.


Whats the longest a kidney infection can last?

How Long Do Kidney Infections Last? If the bacteria from a bladder infection make their way up to your kidneys, you've got a more serious situation. A kidney infection (or pyelonephritis) can take up to 14 days to resolve with treatment, according to the AUA.

What will the ER do for kidney infection?

A severe kidney infection will likely need treatment in the hospital. In this case, you'll typically receive antibiotics and fluid through an intravenous (IV) injection or infusion.

Is kidney infection pain constant?

Kidney pain is usually sharp if you have a kidney stone and a dull ache if you have an infection. Most often it will be constant. It won't get worse with movement or go away by itself without treatment.


How can I check my kidney infection at home?

A quick look at the best at-home kidney test kits
  1. Best blood sample test: LetsGetChecked Kidney Test.
  2. Best blood test for detailed results: Verisana Kidney Function Test.
  3. Best urine-based test: Healthy.io Minuteful Kidney.
  4. Best combination kit: Labcorp OnDemand Kidney Health Test Package.


Can you survive a kidney infection without antibiotics?

Kidney infections can cause severe symptoms and lead to kidney damage, and so a person will need antibiotics to treat the infection. However, a person can use home remedies to support their recovery further and reduce the likelihood that the kidney infection will come back.

How do you rule out kidney pain?

Kidney Pain Treatment

These tests include: Urine tests to check your pee for blood, protein, too many white blood cells, and other signs of specific kidney problems. An ultrasound or CT scan to look for kidney stones or other physical problems in the kidneys and urinary tract.


Does a kidney infection require hospitalization?

If your kidney infection is severe, you may need to go to the hospital. Treatment might include antibiotics and fluids through a vein in your arm. How long you'll stay in the hospital depends on how severe your infection is.