23 Questions
Which of the following is NOT a basic assessment for the fetal genitourinary tract abnormalities?
Number of kidneys
Which of the following is a possible abnormal location for the kidneys in a fetus?
In the thorax
Which of the following is a possible abnormality of the fetal genitourinary tract?
VACTERL syndrome
Which one of these is a sonographic feature of Autosomal Dominant Polycystic Kidney Disease (ADPKD)?
Bilateral enlarged kidneys with increased echogenicity
What is the most common inherited kidney disease?
ADPKD
Which condition is characterized by vertebral anomalies, anal atresia, cardiac anomalies, tracheoesophageal abnormalities, and renal/urinary anomalies?
VACTERL syndrome
Which condition is the most common solid intrarenal fetal mass?
Mesoblastic nephroma
Which of the following is the most common definition of hydronephrosis?
Dilatation of the renal pelvis, calyces, and proximal ureter
What is the abnormal range for renal pelvis diameter (RPD) in gestational age (GA) greater than or equal to 20 weeks?
Greater than 5 mm
According to the Canadian Journal of Medical Sonography, what is considered abnormal for the AP renal pelvis measurement in weeks gestation?
Between 7-10 mm
Which of the following sonographic features is associated with renal pyelectasis?
Dilated renal pelvis without involvement of the calyces
Which one of these is a sonographic feature of Multicystic Dysplastic Kidney (MCDK)?
Multiple cysts with no renal parenchyma or pelvis seen
What is the differential diagnosis for Multicystic Dysplastic Kidney (MCDK)?
Hydronephrosis (pelvicaliectasis)
Which one of these is a sonographic feature of Obstructive Cystic Renal Dysplasia (CRD)?
Renal pyelectasis/hydronephrosis
What is the classification of Polycystic Kidney Disease (PKD) based on the mode of inheritance?
Autosomal Recessive Polycystic Kidney Disease (ARPKD) and Autosomal Dominant Polycystic Kidney Disease (ADPKD)
Which of the following is a characteristic of UPJ obstruction in children?
It is usually unilateral
What are the sonographic features of unilateral UPJ obstruction?
Unilateral renal pyelectasis and caliectasis
What are the sonographic features of bilateral UPJ obstruction?
Bilateral renal pyelectasis and caliectasis
What is the difference between renal cysts and hydronephrosis on ultrasound?
Renal cysts are communicating cysts that connect with the renal pelvis, while hydronephrosis does not communicate with the renal pelvis
Which of the following is a sonographic feature of unilateral renal agenesis?
Nonvisualization of kidney
Which condition is associated with the 'lying down adrenal' sign?
Bilateral renal agenesis
What is the main cause of bilateral renal agenesis?
Failure of both ureteric buds to develop
Which condition is characterized by the fusion of the lower poles of the kidneys?
Horseshoe kidney
Test your knowledge on UPJ Obstruction, a condition characterized by the obstruction of urine flow from the renal pelvis to the proximal ureter. This quiz covers the definition, prevalence, and common characteristics of UPJ Obstruction.
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