Lower left back pain and pain when urinating. Could it be a kidney infection?

It is possible. These can be symptoms of a urinary tract infection. The kidney is part of the urinary tract, so an infection there can cause these symptoms. A kidney stone can also cause these symptoms. Please see your doctor to be examined, diagnosed and treated.
Here are some ... The info is not enough to pin a definite Dx. To assure such, collect & bring the info on the onset, degree, duration, interval, progress of the symptoms over time to Doc for analysis, physicals, & possible tests so to deduce possible Dx for reasonable Rx / care. So, see, ask, and work closely with Doc timely. Best wish ...

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Back pain fevers cloudy and foul smelling urine painful urination swelling in vaginal entrance history of bladder/kidney infections. Ideas?

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