Why does pregnant woman easy to suffer pyelonephritis?

Why does pregnant woman easy to suffer pyelonephritis?

Pyelonephritis refers to the inflammation of the renal capsule, mostly caused by bacterial infection, usually accompanied by lower secretion of urethritis, clinical difficult to distinguish between strict. Acute pyelonephritis is one of the common complications during pregnancy. The clinical data show that the probability of pyelonephritis in pregnant women is above 1.5%. If it is not treated completely, it can happen again and again, which may seriously endanger the health of mother and baby. So, why does pregnant women easy to suffer pyelonephritis?

Why does pregnant woman easy to suffer pyelonephritis?

The increase of estrogen secretion, the decrease of ureteral tension, the decrease of peristalsis, the urinary tract obstruction and the high incidence of urinary reflux are the most common urinary tract infections during pregnancy. The main causes are as follows:

During pregnancy by estrogen and progesterone and ureteral dilatation, resulting in tissue relaxation, lumen enlargement, peristalsis is slow, often cause urinary retention in the ureter and renal pelvis, and bacterial growth in the ureter and renal pelvis in breeding to create conditions.

The enlarged uterus during pregnancy can compress the bladder and ureter, and also cause poor urinary flow and retention of urine. Retention urine not only can stimulate urethral mucosa, but also easy to breed bacteria.

During pregnancy, the amount of glucose, amino acids and other nutrients in urine increases, and it also provides conditions for bacterial reproduction. During pregnancy, the body resistance decreased, susceptible to gingivitis, pharyngitis, tonsillitis, etc., infection of the bacteria can spread through the blood to the urinary system, causing pyelonephritis.

 

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