Diagnostic ultrasound ( PDFDrive )

Index I-61
Umbilical cord, 1481–1487
abnormalities of, in monochorionic twins, 1119
appearance of, 1481–1484
cysts of, 1483, 1483f
sonographic appearance of, 1061, 1061f
in trisomy 18, 1103f
diameter of, 1482
edematous, 1484f
entangled, chorionicity and, 1119, 1121f
excessive length of, 1481
fetal, amniotic band syndrome and, 1330
funic presentation of, 1485–1487, 1489f
hemangiomas of, 1483
insertion of
marginal, 1484–1485, 1487f
into placenta, 1484, 1485f
velamentous, 1119, 1122f, 1484–1485, 1486f
knots of, true, 1482–1483
normal sonographic appearance of, 1059–1061
nuchal, 1483–1484
prolapse of, fetal hydrops and, 1436
pseudocysts of, 1483, 1484f
routine sonographic views of, 1021, 1029f
short, 1481
size of, 1481–1484
tumors of, 1483
twisting of, 1482
absent, 1482, 1482f
vasa previa and, 1485–1487, 1488f–1489f
Umbilical hernias, 491–492, 492f–493f
Umbilical veins, 1059
pediatric, recanalized, in portal hypertension,
1758f
Uncinate process, pancreatic head and, 212,
213f
Undescended testis, 851, 851f
right, pediatric, 1890, 1890f
Unfused amnion, 1057
Unicornuate uterus, 536f–537f, 538, 1881
United Kingdom Collaborative Trial of Ovarian
Cancer Screening (UKCTOCS), 578
Univentricular heart, 1287–1288, 1287f
UPJ obstruction. See Ureteropelvic junction
obstruction
Upright positioning, for dynamic ultrasound of
hernias, 474
Urachal sinus, pediatric, 1907–1908, 1909f
Urachus, 1337f, 1338
adenocarcinomas of, 355
in bladder development, 311, 312f
cysts of, 322, 323f
ovarian cysts diferentiated from, 1369
pediatric, 1907–1908, 1909f
pediatric hydronephrosis and, 1791,
1792f–1793f
pediatric ovarian cysts diferentiated from,
1875
diverticula of, 322, 323f
pediatric, 1907–1908, 1909f
patent, 322
pediatric, 1791
pediatric
cysts of, 1907–1908, 1909f
diverticula of, 1907–1908, 1909f
patent, 1907–1908, 1909f
remnant of, normal, 1871
sinus of, 1791
sinus of, 322, 323f
pediatric, 1791
Ureteral bud
congenital anomalies related to, 318–321
congenital megacalices and, 321
congenital megaureter and, 321, 322f
duplex collecting system and, 319, 320f
Ureteral bud (Continued)
renal agenesis and, 318–319
supernumerary kidneys and, 319
UPJ obstruction and, 321, 321f
ureteroceles and, 310, 319, 321f
in kidney development, 311, 312f
Ureteral jets, color Doppler ultrasound for, 1781f
Ureteral relux, bladder augmentation and,
1912–1913
Ureteral reimplantation, pediatric, 1912, 1913f
Ureteric bud, 1336–1338
Ureteric jets, pediatric, 1781f, 1906–1907
Ureterocele(s)
congenital anomalies related to, 310, 319, 321f
fetal, in duplication anomalies, 1359–1360,
1359f, 1360b
pediatric
in duplication anomalies, 1783–1784, 1784f
ectopic, 1904–1905, 1905f
Ureteropelvic junction (UPJ) obstruction, 318
congenital anomalies related to, 321, 321f
fetal
hydronephrosis from, 1358, 1358f
perirenal urinomas from, 1358, 1358f
pediatric, hydronephrosis and, 1786, 1787f
VUR with, 1360
Ureterovesical junction obstruction, pediatric,
1906–1907, 1907f
Ureter(s)
adenocarcinoma of, 348
anastomosis of, in renal transplantation, 643,
648f
anatomy of, 313f, 314
atretic, with MCDK, 1346
calculi in, 325, 325f, 337–338, 338f–339f
bladder augmentation and, 1912–1913
complicating renal transplantation, 659–660,
663f–664f
congenital megaureter and, 321, 322f
development of, 311, 312f
distal, dilated, 592
lymphomas of, 353
metastases to, 354
obstruction of, renal transplantation
complications from, 659–660, 663f–664f
pediatric, 1906–1907, 1907f–1908f
duplication of, 1783–1784, 1784f, 1904–1905
ectopic, 1904–1905
ectopic insertion of, hydronephrosis and,
1788
obstruction of, hydronephrosis and,
1786–1788, 1787f
reimplantation of, 1912, 1913f
retrocaval, 322
sonographic technique for, 314
squamous cell carcinoma of, 348
transitional cell carcinoma of, 347
trauma to, 366
Urethra
development of, 311
congenital anomalies of, 323, 323f
diverticula of, 323, 323f
fetal
atresia, lower urinary tract obstruction from,
1361, 1361f
megalourethra and atresia of, 1362
obstruction of, renal pelvic dilation and,
1355–1356
pediatric
diverticulum of, anterior, bladder outlet
obstruction from, 1906
duplication of, bladder outlet obstruction
from, 1906
normal, 1872f
Urethra (Continued)
polyp of, posterior, bladder outlet obstruction
from, 1906, 1906f
sonographic technique for, 315, 316f
Urethral valve(s)
anterior, pediatric, bladder outlet obstruction
from, 1906
fetal
lower urinary tract obstruction from, 1361,
1361f
megalourethra and, 1362
pediatric
hydronephrosis and, 1788, 1789f
posterior, 1905–1906, 1906f
Urinary diversion, evaluation ater, 375, 375f
Urinary stasis, pediatric, 1799, 1800f
Urinary tract
congenital anomalies of, 1336
dilation of, in trisomy 21, 1100f, 1101
echinococcal disease of, 331, 332f
LUTS and, 387–388
masses of, 592
obstruction of, 387–388
schistosomiasis of, 331
tuberculosis of, 329–330, 330f
Urinary tract, fetal. See also Hydronephrosis
abnormalities of, 1340–1366
bilateral renal agenesis as, 1342–1344,
1343f–1344f, 1344b
characterizing, 1341
evaluation of, 1342b
horseshoe kidney as, 1345–1346, 1345f
MRI for diagnosing, 1342, 1342f
prenatal diagnosis of, 1340, 1340b
prevalence of, 1340
renal cystic disease as, 1346–1352 (See also
Kidneys, fetal, cystic disease of)
renal ectopia as, 1344–1345, 1344f–1345f
unilateral renal agenesis as, 1344
embryology of, 1336–1338, 1337f
lower, obstruction of, 1360–1363
cloacal malformation and, 1363, 1363f
cystoscopy for, 1363–1365
hydrops from, 1428, 1429f
from megacystis, 1360, 1360b, 1360f
from megalourethra, 1362, 1362f
MMIHS and, 1362–1363
from posterior urethral valves, 1361,
1361f
from prune belly syndrome, 1361–1362
from urethral atresia, 1361, 1361f
in utero intervention for, 1363–1365, 1364f,
1365t
vesicoamniotic shunts for, 1363–1365, 1364f,
1365t
normal, 1336–1340
sonographic appearance of, 1338–1339, 1338f
upper, dilation of, 1354–1360, 1354f–1355f,
1356t, 1357f
duplication anomalies and, 1359–1360, 1359f,
1360b
management of, 1356–1358
UPJ obstruction and, 1358, 1358f
vesicoureteral junction obstruction and,
1358–1359
VUR and, 1360
Urinary tract, pediatric. See also Bladder, pediatric;
Kidneys, pediatric
calciication of, 1798–1801
cortical nephrocalcinosis and, 1798, 1798b,
1798f
dystrophic, 1799
medullary nephrocalcinosis of, 1798–1799,
1799f
Volume I pp 1–1014 • Volume II pp 1015–1968