Renal impairment bring many complications, why? What's the complications of renal failure?
The nervous system symptoms are the main symptoms of uremia. In the early uremia, patients often have dizziness, headache, fatigue, understanding and memory loss and other symptoms. With the worsening of the disease may be irritability, muscle tremors, seizures and may eventually become apathy, lethargy and coma. These symptoms occur with the following factors:
① Accumulation of toxic substances can cause degeneration of nerve cells;
② Electrolyte and acid-base disturbances balance;
③ Renal hypertension caused by cerebral vasospasm, hypoxia and increased capillary permeability, that can cause degeneration of brain cells and brain edema.
Patients with early symptoms digestive uremic are loss of appetite, indigestion, exacerbations when anorexia, nausea, vomiting or diarrhea may occur. These symptoms can occur with intestinal bacterial urease urea decomposes into ammonia, stimulate gastrointestinal mucosa causing inflammation and multiple small superficial ulcers and so on.The patients often complicated by gastrointestinal bleeding. Also nausea, vomiting, but also with the central nervous system dysfunction.
Symptoms of cardiovascular system
Chronic renal failure due to renal hypertension, acidosis, hyperkalemia, sodium and water retention, anemia, and the role of toxic substances can lead to heart failure, arrhythmias, and myocardial damage and so on. Since urea (possibly uric acid) in the stimulating role, but also aseptic pericarditis, determined to patients with chest pain, Wen physical examination and pericardial rub. Cellulose severe pericardial cavity and bloody exudate appears.
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