The Fetal Genitourinary System Flashcards
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?
A. Megacystis
B. Ovarian dysgenesis
C. Hypospadias
D. Normal amniotic fluid level
D. Normal amniotic fluid level
The most common malignant adrenal pediatric tumor is the:
A. Nephroblastoma
B. Pheochromocytoma
C. Hepatoblastoma
D. Neuroblastoma
D. Neuroblastoma
The “keyhole” sign would be seen in all of the following situations
except:
A. Urethral atresia
B. Prune belly syndrome
C. Autosomal dominant polycystic renal disease
D. Posterior urethral valves
C. Autosomal dominant polycystic renal disease
What is the most common fetal abnormality noted during an obstetric
sonogram?
A. Anencaphaly
B. Spina bifida
C. Cleft lip
D. Hydronephrosis
D. Hydronephrosis
The “lying down” adrenal sign would be seen in all of the following
situations except:
A. Unilateral renal agenesis
B. Bilateral renal agenesis
C. Potter syndrome
D. Pyelectesis
D. Pyelectesis
The birth defect in which the sex of the fetus cannot be determined
defines:
A. Renal agenesis
B. Ovarian dysgenesis
C. Clitorimegaly
D. Ambiguous genitalia
D. Ambiguous genitalia
What measurement should the renal pelvis not exceed prior to 20 weeks’
gestation?
A. 2 mm
B. 10 mm
C. 7 mm
D. 1.2 cm
C. 7 mm
Cloacal exstrophy is associated with all of the following except:
A. Omphalocele
B. Spina bifida
C. Encephalocele
D. Imperforate anus
C. Encephalocele
The renal cystic disease that results in the development of cysts late in
adulthood is:
A. Multicystic dysplastic renal disease
B. Autosomal dominant polycystic disease
C. Autosomal recessive polycystic disease
D. Obstructive cystic dysplasia
B. Autosomal dominant polycystic disease
What is the most common cause of hydronephrosis in the neonate and the
most common form of fetal renal obstruction?
A. UVJ obstruction
B. UPJ obstruction
C. Vesicoureteral reflux
D. Urethral atresia
B. UPJ obstruction
Bladder exstrophy describes:
A. Absence of the cloaca
B. Protrusion of the bladder into the umbilicus
C. External position of the bladder
D. Enlargement of the bladder
C. External position of the bladder
Which of the following would result in compensatory hypertrophy?
A. Unilateral renal agenesis
B. Bilateral renal agenesis
C. Pelvic kidney
D. Horseshoe kidneys
A. Unilateral renal agenesis
Which of the following would cause a bladder outlet obstruction?
A. Posterior urethral valves
B. Fetal ovarian cyst
C. Pelviectasis
D. Pelvocaliectasis
A. Posterior urethral valves
Which of the following is associated with enlarged echogenic kidneys
and microscopic renal cysts?
A. MCDK disease
B. Obstructive cystic dysplasia
C. Hydronephrotic syndrome
D. ARPKD
D. ARPKD
The “lying down” adrenal sign describes the sonographic findings of:
A. Enlarged bladder and urethra
B. Renal agenesis
C. MCDK disease
D. Posterior urethral valves
B. Renal agenesis
The “I” in OEIS complex stands for:
A. Imperforate anus
B. Ilial dysfunction
C. Irregular bladder enlargement
D. Iniencephaly
A. Imperforate anus
Another name for pelvocaliectasis is:
A. Caliectasis
B. Hydrocele
C. Hydronephrosis
D. Pyonephrosis
C. Hydronephrosis
Which of the following best describes hypospadias?
A. OEIS complex in the presence of a hydrocele
B. The chronic obstruction of the renal pelvis and urethra
C. The underdevelopment of the scrotum in the presence of a hydrocele
D. An abnormal ventral curvature of the penis
D. An abnormal ventral curvature of the penis
The “keyhole” sign describes the sonographic findings of a(n):
A. Enlarged bladder and dilated urethra
B. Bilateral renal agenesis
C. Unilateral renal agenesis
D. Dilation of the renal pelvis and proximal ureter
A. Enlarged bladder and dilated urethra
What is the term for enlargement of the urinary bladder?
A. Posterior urethral valves
B. Urethral atresia
C. Prune belly syndrome
D. Megacystis
D. Megacystis
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?
A. ARPKD
B. ADPKD
C. MCDK disease
D. Hydronephrosis
C. MCDK disease
Fluid surrounding the fetal testicle is referred to as:
A. Hydroureter
B. Hydronephrosis
C. Hydrocele
D. Hydroscrotum
C. Hydrocele
Fusion of the lower poles of the kidneys describes:
A. Renal agenesis
B. Horseshoe kidneys
C. Moiety
D. Meckel–Gruber syndrome
B. Horseshoe kidneys
The syndrome associated with an occipital cephalocele, cystic renal
disease, and polydactyly is:
A. Meckel–Gruber syndrome
B. Potter syndrome
C. VACTERL association
D. Sirenomelia syndrome
A. Meckel–Gruber syndrome
