CUA: Antenatal hydronephrosis (2017): Difference between revisions
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== Background == | == Background == | ||
* '''Antenatal hydronephrosis (ANH) is one of the most commonly detected ultrasound (US) findings, affecting 1‒5% of pregnancies''' | * '''Antenatal, also known as prental, hydronephrosis (ANH) is one of the most commonly detected ultrasound (US) findings, affecting 1‒5% of pregnancies''' | ||
** The majority of ANH in the 3rd trimester is discovered due to US for maternal indications. | ** The majority of ANH in the 3rd trimester is discovered due to US for maternal indications. | ||
** The potential benefit of early detection of urinary tract dilation is to reduce renal damage due to treatment of obstruction and infection. Conversely, many of these antenatally detected cases spontaneously resolve with observation and consequently can be submitted to unnecessary investigations and continued medical follow-up. | ** The potential benefit of early detection of urinary tract dilation is to reduce renal damage due to treatment of obstruction and infection. Conversely, many of these antenatally detected cases spontaneously resolve with observation and consequently can be submitted to unnecessary investigations and continued medical follow-up. | ||