Nephrolithiasis during pregnancy: characteristics, complications, and pregnancy outcome

Abstract

Maternal kidney stones are significantly associated with several pregnancy complications, including recurrent abortions, hypertensive disorders, gestational diabetes, and cesarean deliveries. Nevertheless, it is not associated with adverse perinatal outcomes. These findings raise the question regarding the proper management of small asymptomatic kidney stone in a pregnant woman.

Renal stones in pregnancy

“…Although an association with low birthweight has been reported in one study, 27 most studies do not report increased risks for the baby, including risk of congenital malformations, low birthweight, low Apgar scores, and perinatal death. 23,26,28 As data are conflicting among the different studies, the true risks of renal stones on pregnancy outcomes are difficult to ascertain.…”

“…26,27 It has also been associated with premature rupture of membranes in one study. 23 Preterm delivery rates ranging Imperial College Healthcare, NHS Trust, London, UK between 2.5 and 40% have been reported.…”

Pyonephrosis: A Rare Cause of Puerperal Pyrexia

“…Antibiotic prophylaxis is recommended in pregnant patients with symptomatic urolithiasis, as there is a significant risk of urinary tract infection with an incidence as high as 52.4 % [5].…”

Management of Urological Problems During Pregnancy: A Rationale and Strategy

“…Urinary stones, however, can jeopardize the pregnancy by causing signi fi cant fever or pain, and stones have also been reported as causing initiation of premature labor [ 61,62 ] . In addition nephrolithiasis has been signi fi cantly associated with statistically higher rates of recurrent abortions, hypertensive disorders, gestational diabetes, and cesarean deliveries [ 63 ] .…”