Chap 29 The Fetal Genitourinary System
Which of the following would be the most likely cause of bilateral, enlarged echogenic fetal kidneys and oligohydramnios?
ARPKD
Another name for pelvocaliectasis is?
Hydronephrosis
The most common location of an ectopic kidney is within the?
Pelvis
Having more then the normal number of digits is?
Polydactyly
An obstruction at the ureterovesicular junction would lead to dilation of the?
Ureter and renal collecting system
Cloacal exstrophy is associated with all of the following EXCEPT? a. Omphalocele b. Spina bifida c. Encephalocele d. Imperforate anus
c. Encephalocele
What measurement should the renal pelvis NOT exceed prior to 20 weeks gestation?
7 mm
Which of the following is associated with enlarged echogenic kidneys and microscopic renal cysts?
ARPKD
Which of the following is NOT a component of prune belly syndrome?
Abdominal muscle hypertrophy
The birth defect in which the sex of the fetus cannot be determined defines?
Ambiguous genitalia
Which of the following best describes hypospadias?
An abnormal ventral curvature of the penis
Prune belly syndrome is caused by?
An enlarged bladder
The renal cystic disease that results in the development of cysts late in adulthood is?
Autosomal dominant polycystic disease
The "keyhole" sign would be seen in all of the following situations EXCEPT?
Autosomal dominant polycystic renal disease
Pyelectasis refers to?
Dilation of the renal pelvis
Which of the following is the most common renal anomaly?
Duplex collecting system
The "keyhole" sign describes the sonographic findings of a(n)?
Enlarged bladder and dilated urethra
Bladder exstrophy describes?
External position of the bladder
Fusion of the lower poles of the kidneys describes?
Horseshoe kidneys
Fluid surrounding the fetal testicle is referred to as?
Hydrocele
What is the most common fetal abnormality noted during an obstetric sonogram?
Hydronephrosis
The "I" in OEIS complex stands for?
Imperforate anus
Numerous noncommunicating anechoic masses are noted within the left renal fossa of a fetus at 20 weeks gestation. What is the most likely etiology of these masses?
MCDK disease
The syndrome associated with an occipital cephalocele, cystic renal disease, and polydactyly is?
Meckel-Gruber syndrome
What is the term for enlargement of the urinary bladder?
Megacystis
What is the most common fetal renal tumor?
Mesoblastic nephroma
The most common malignant adrenal pediatric tumor is the?
Neuroblastoma
During an 18-week sonogram, multiple cysts of varying sizes are noted within the renal fossa of a male fetus. The other kidney appears to be normal. Which of the following would be an associated finding?
Normal amniotic fluid level
Before 9 weeks, the fetal kidneys are located within the?
Pelvis
Which of the following would cause a bladder outlet obstruction?
Posterior urethral valves
The "lying down" adrenal sign would be seen in all of the following situations EXCEPT?
Pyelectesis
Failure of the kidneys to form is called?
Renal agenesis
The "lying down" adrenal sign describes the sonographic findings of?
Renal agenesis
What is the most common cause of hydronephrosis in the neonate and the most common form of fetal renal obstruction?
UPJ obstruction
Cryptorchidism describes?
Undescended testicles
All of the following would be associated with oligohydramnios EXCEPT?
Unilateral renal agenesis
Which of the following would result in compensatory hypertrophy?
Unilateral renal agenesis
The type of renal cystic disease associated with adult liver and pancreatic cysts is? a. MCDK b. ARPKD c. ADPKD d. VATER
c. ADPKD
OEIS complex is also referred to as? a. bladder exstrophy b. omphalocele c. potter syndrome d. cloacal exstrophy
d. Cloacal exstrophy
Obstruction at the level of the UPJ would lead to dilation of the? a. renal pelvis and bladder b. bladder and ureter c. ureter and renal pelvis d. renal pelvis and calices
d. Renal pelvis and calices
