Uremia itself usually does not cause a low fever, a low fever may be due to the decline in resistance of the body of patients with uremia, prone to upper respiratory tract infections, pneumonia, urinary tract infections and so on and triggered. 1. Upper respiratory tract infection: the upper respiratory tract is infected by viruses and bacteria, which can easily stimulate the thermoregulatory center, leading to an imbalance between heat production and heat dissipation, which can cause low fever, nasal congestion, sore throat and other symptoms. 2. Pneumonia: due to the stimulation of inflammation, it can cause the abnormality of the body temperature center, which can also lead to the phenomenon of low fever, and there can be coughing, coughing up sputum and other manifestations. 3. urinary tract infection: urinary tract infection, can cause the body’s white blood cell increase, easy to cause recurrent low fever symptoms, can appear frequent urination, urinary urgency, urinary pain and so on. Uremia patients with a low fever, need to do timely relevant examinations, clear specific reasons, follow the doctor’s instructions to actively carry out the treatment. At the same time, uremia patients need to pay attention to the health of the diet, to ensure that low salt, low oil diet.