Frequent urination, fever, what's going on?

Frequent micturition fever is how to return a responsibility? Frequent micturition fever, the first consideration is the urinary system infection, while there are upper urinary tract infection. General lower urinary tract infection, that is, urethritis, cystitis, these diseases they will not cause fever, if a fever, we must consider whether there is upper urinary tract infection, that is, there is no pyelonephritis, this case is generally retrograde infection. Bacteria retrograde through the urethra to the bladder, and then through the bladder, and then through the ureter, and then to the renal pelvis, the entire urinary system infected, this time will affect the whole body, causing fever. Show these conditions, first of all to diagnose, to know what is caused by retrograde infection, caused by pyelonephritis, to see if there are stones or tumors, there is no ureteral reflux, there is no prostatic hyperplasia caused by urinary obstruction, so to further check the cause, in addition to the use of antibiotics to control systemic infection, but also to further find out what causes fever and frequent urination.