What reason is urine little

summary

As we all know, in life, the same disease in different patients will show different performance, and the symptoms of oliguria in many people have appeared, therefore, the following is to share the reasons for oliguria.

What reason is urine little

One of the reasons is prerenal. The effective blood volume decreased, shock, severe water loss, massive hemorrhage, nephrotic syndrome and hepatorenal syndrome caused by various reasons, a large amount of water infiltrated into tissue space and serosal cavity, blood volume decreased and renal blood flow decreased. The decline of cardiac output function, patients with heart failure due to various reasons, will lead to more serious arrhythmia, systemic circulation instability after cardiopulmonary resuscitation.

The second reason is renal. Glomerulopathy, severe acute glomerulonephritis, acute progressive glomerulonephritis and chronic glomerulonephritis are caused by severe infection, continuous increase of blood pressure or nephrotoxic drugs. Acute pyelonephritis and renal tubular necrosis, including acute pyelonephritis and renal interstitial necrosis.

The third reason is postrenal. Mechanical urinary tract obstruction caused by various causes, such as calculi, blood clots, ureteral obstruction caused by necrotic tissue, bladder inlet and outlet or posterior urethra. External pressure of urinary tract, such as tumor, retroperitoneal lymphatic carcinoma, idiopathic retroperitoneal fibrosis, prostatic hypertrophy.

matters needing attention

After making clear the cause of oliguria, patients with oliguria should also pay attention to avoid eating raw and cold fruits and hard food.