Obstetrics and Gynecology - A.M. Hromova 2000

Changes in the female body during pregnancy
Urinary system

The progressive increase in metabolic rate, both in the maternal Organism and in the fetus, creates an increased load on the excretory Organs. The major changes occurring in the function of the renal glomerulo-tubular system are discussed in subsection 5.4. Furthermore, it should be noted that In addition to alterations in the filtration and reabsorption of Water and electrolytes, the intensity of these processes also changes for glucose (Pregnancy is characterized by glucosuria even at normal Blood glucose levels), End products of Protein METABOLISM (increased excretion of urea and creatinine), and uric acid. In late pregnancy, some proteinuria may occur (not exceeding 0.17 L).

During pregnancy, particularly In the second half, the Ligamentous apparatus of the Kidneys weakens, leading to their pathological mobility. The pelvicalyceal system dilates. Frequently, these factors lead to urinary stasis and venous congestion, which, combined with the suppression of ureteral tone against the backdrop of the enhanced action of progesterone, create favorable conditions for The Development of Pyelonephritis.



Last update: 08/08/2026

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