Fever and hot urine can be caused by urinary tract infection, acute prostatitis, or any acute infectious disease. 1. Urinary tract infections: Urethritis, cystitis, pyelonephritis and other urinary tract infections can lead to feverishness and burning of the urine, and the patient may also experience frequent urination, urinary urgency, urinary pain, hematuria and other symptoms. 2. Acute prostatitis: Patients with acute prostatitis can also experience fever and hot urine, as well as frequent urination, urinary urgency, painful urination, and intermittent urination. 3. any acute infectious disease: any acute infectious disease can lead to symptoms of fever, because the urine in the body, so the temperature of urine will be equal to the temperature of the body fever, in the discharge of the body, the patient can appear in the urine hot symptoms. In addition to the above diseases, other factors can also cause patients to appear feverish, hot urine symptoms, we recommend that patients go to the regular hospital in time for treatment, and strive for early recovery.