The very mention of the name UTI not only gives people a bit of a creepy feeling, but when you learn what it is, it can be even more alarming. So what exactly is uremia? It actually refers to the toxicity caused by the body’s inability to produce urine through the kidneys to expel the waste products and excessive water produced by metabolism from the body. Modern medicine considers uremia to be a series of complex syndromes resulting from disorders of the body’s internal biochemical processes after the loss of kidney function. Instead of an independent disease, it is called renal failure syndrome or simply renal failure. It can be seen that this uremia is a great harm and threat to the health of the body, and it is a problem that can not be ignored. Its occurrence and development is not caused overnight, there is a slow development process. In this process, there will be some symptoms. These manifestations are multifaceted, mainly the following: First, early manifestations of nephritis syndrome, such as edema, hematuria, proteinuria, hypertension, creatinine increase, impaired renal tubular function may appear nocturia; Second, the whistle system damage: whistling, lung infections, uremic pneumonopathy; Third, the brain damage: uremic encephalopathy, manifesting delirium, or even coma; Fourth, the digestive damage: nausea, vomiting, and loss of appetite; v. Skin damage: manifested as itching; vi. Endocrine function abnormalities: renal anemia, renal bone disease, manifested as bone pain; vii. Electrolyte metabolic disorders: hyperkalemia, metabolic acidosis. Eight, endocrine manifestations of anemia, abnormal mineral metabolism and some toxin storage, such as digestive symptoms like nausea, vomiting, etc.. Nine, may feel sleepy, fatigue, patients with yellowish color, appear different degrees of hypertension. It also affects the digestive system, causing poor appetite. Ten, the symptoms of anemia, specifically manifested as yellowish color, and as the patient’s condition worsens, the damage to the kidney organs is more serious, and sometimes there is a whitening of the face. Eleven, the symptoms of reduced urine output, which will lead to a large number of toxins accumulate in the body, which will cause big damage to the patient’s body. The above manifestations of uremia, there may be a single appearance, but most of them will appear concurrently, just the severity is different.