Why do patients with chronic nephritis have hematuria?

Many patients with chronic nephritis will have the phenomenon of hematuria, suspected whether this is a complication of chronic nephritis, is it aggravating or suffering from other diseases? In fact, chronic nephritis is indeed associated with the symptoms of hematuria, then, what is the cause of chronic nephritis hematuria, the following will introduce it to everyone.

1. Medical history. The history of acute pyelonephritis can be used as a reference for diagnosis, but can not be used as a basis. Due to the majority of patients with non-obstructive chronic pyelonephritis, there was no history of urinary tract infection, and no other kidney disease history. Often occult onset, azotemia symptoms can be the first symptom of the patient, should pay attention to it in diagnosis.

2. Clinical manifestations of intermittent reactions appear urinary tract irritation symptoms, generally lighter, not as acute pyelonephritis, often accompanied by fatigue, loss of appetite, back pain, may have low fever or no fever. Late due to renal damage and dizziness, headache, nausea, vomiting and other symptoms of uremia. Also appear polyuria, nocturia increased, hypokalemia, hyponatremia or chronic renal tubular acidosis. Some patients with insidious or atypical condition, should pay attention.

3. Chronic pyelonephritis hematuria auxiliary examination: Urine routine: urinary protein is generally trace or a small amount. If the protein>; 3.0 / 24 hours, then the possibility of non-disease. Urine sediment can have a small amount of red blood cells and white blood cells. If found that white blood cells contribute to the diagnosis, but not unique to the disease.

Urine culture: with acute pyelonephritis, but the positive rate is low, sometimes repeated examination to obtain positive results. About 20% of patients with negative urinary bacterial culture can be found in the pulp-type strains, the department of pathogens in the antibacterial drugs, antibodies and other effects, in order to adapt to the adverse environment and survival of a mutation, the membrane is broken, but the protoplasm remains, and once the environment is favorable, it can reproduce.

After reading the above description, we should be very clear of the causes of chronic nephritis hematuria, if you still have questions about kidney disease, you can consult our online experts, our experts will reply to you as soon as possible.