In fact, urinary tract infection is the most common and widespread disease in the nephrology department, simply put, it is the invasion of bacteria or other pathogens from the urethra (most cases) into, so with most of the doctors to speak to: fear of nephritis, kidney disease, it is not the same thing at all. In fact, it is the same as a cold or pneumonia. They are infectious diseases. Mostly based on the body structure, divided into upper urinary tract (pyelonephritis), lower urinary tract (cystitis, urethritis, male prostatitis). The most common in life or lower urinary tract infections, often with frequent urination, urinary urgency, painful urination, and even flesh-eye blood urine, which can be scary, but do not be overly worried, it may actually be due to infection. The upper urinary tract will have back pain and fever symptoms Lower urinary tract infection, usually may also be related to female gynecological diseases, so there are gynecological problems should also be addressed at the same time oh. Lower urinary tract infections are usually treated with antibiotics for 3-5 days, depending on your general condition and whether you have recurrent infections, diabetes, etc. In the meantime, it is recommended to drink more water, do not hold urine, pay attention to local hygiene, eat less spicy stimulation and diet during the medication period, etc., and live a healthy life. Upper urinary tract infection, commonly known as acute pyelonephritis, will have systemic symptoms, fever, back pain, and elevated blood leukocytes, it is best to control the infection with infusion therapy as soon as possible. It is best to take urine (such as fever and blood) before the bacterial culture. If you have recurrent urinary tract infections, then you need to rule out some other factors that may affect the urinary tract, like the gynecological problems mentioned before, as well as stones, urethral malformations, urinary retention, etc. However, chronic pyelonephritis is a condition where the structural changes of the kidney are observed on imaging, so usually recurrent cystitis does not involve the kidney, but if recurrent pyelonephritis may affect the oh.