Asymmetric Fluid Distribution Anne Kennedy, MD DIFFERENTIAL DIAGNOSIS Common Twin-Twin Transfusion Syndrome Discordant Twin Growth Unequal Placental Sharing Oligohydramnios of One Twin Polyhydramnios of One Twin Less Common Premature Rupture…
Discordant Twin Growth Anne Kennedy, MD DIFFERENTIAL DIAGNOSIS Common Idiopathic and Normal Intrauterine Growth Restriction of One Twin Twin-Twin Transfusion Syndrome Unequal Placental Sharing Less Common Anomaly of One Twin…
Absent/Small Bladder Paula J. Woodward, MD DIFFERENTIAL DIAGNOSIS Common Normal Bilateral Renal Anomalies Bilateral Multicystic Dysplastic Kidneys Bilateral Ureteropelvic Junction Obstructions Bilateral Renal Agenesis Autosomal Recessive Polycystic Kidney Disease Less…
Echogenic Amniotic Fluid Paula J. Woodward, MD DIFFERENTIAL DIAGNOSIS Common Normal Variant, Third Trimester Placental Abruption Bowel Anomalies Jejunal, Ileal Atresia Gastroschisis Less Common Exencephaly, Anencephaly Umbilical Vessel Disruption ESSENTIAL…
Fetal Hydronephrosis Roya Sohaey, MD DIFFERENTIAL DIAGNOSIS Common Ureteropelvic Junction Obstruction Posterior Urethral Valves (PUV) Less Common Duplicated Collecting System with Obstruction Ureterovesicle Junction Obstruction Ureterocele Vesicoureteral Reflux Rare but…
Syndactyly Janice L. B. Byrne, MD DIFFERENTIAL DIAGNOSIS Common Syndromic Syndactyly Apert Syndrome Carpenter Syndrome Triploidy Pfeiffer Syndrome Smith-Lemli-Opitz Syndrome Non-Syndromic Syndactyly Amniotic Band Syndrome Familial Less Common Diabetic Embryopathy…
Mildly Short Femur/Humerus Karen Y. Oh, MD DIFFERENTIAL DIAGNOSIS Common Idiopathic Chromosome Abnormality Trisomy 21 Turner Syndrome (XO) Early Onset IUGR Less Common Heterozygous Achondroplasia Osteogenesis Imperfecta Proximal Focal Femoral…
Abnormal Ossification Janice L. B. Byrne, MD DIFFERENTIAL DIAGNOSIS Common Arthrogryposis, Akinesia Sequence Osteogenesis Imperfecta Less Common Achondrogenesis Hypochondrogenesis Rare but Important Hypophosphatasia Atelosteogenesis ESSENTIAL INFORMATION Key Differential Diagnosis Issues…
Polydactyly Janice L. B. Byrne, MD DIFFERENTIAL DIAGNOSIS Common Familial Trisomy 13 Diabetic Embryopathy Less Common Meckel-Gruber Syndrome Smith-Lemli-Opitz Syndrome Carpenter Syndrome Asphyxiating Thoracic Dysplasia Rare but Important Short Rib-Polydactyly…
Small Chest Paula J. Woodward, MD DIFFERENTIAL DIAGNOSIS Common Severe Oligohydramnios Renal Agenesis Autosomal Recessive Polycystic Kidney Disease, Severe Bilateral Multicystic Dysplastic Kidneys Posterior Urethral Valves, Complete Severe Intrauterine Growth…
