Doppler of the Middle Cerebral Artery to Assess Fetal Anemia
TABLE E-1 Threshold of Peak Velocity of Systolic Blood Flow in the Middle Cerebral Artery Above Which Mild, Moderate, and Severe Anemia Occurs Gestation (wk) THRESHOLD OF PEAK VELOCITY OF…
Measurements for Amniotic Fluid Assessment
TABLE C-1 Amniotic Fluid Index Values in Normal Pregnancy Gestational age (wk) AMNIOTIC FLUID INDEX (mm) BY PERCENTILE 3rd 5th 50th 95th 97th 16 73 79 121 185 201 17…
Measurements Used in Assessing Fetal Weight, Growth, and Body Proportions
TABLE B-1 Equations for the Estimation of Fetal Weight Source Year Equation AC Equations Campbell and Wilkin * 1975 Ln EFW = −4.564 + 0.282 (AC) − 0.00331 (AC) 2…
Sonographic Evaluation of the Fetal Heart
Outline Fetal Cardiovascular Physiology, 372 Ultrasound Equipment, 372 First and Early Second Trimester Fetal Cardiac Evaluation, 372 Cardiac Examination, 372 Effectiveness of Early Gestation Cardiovascular Evaluation, 376 Second Trimester Fetal…
Ultrasound Evaluation of the Ovaries
Outline Normal and Inconsequential Findings, 920 Ovarian Cysts With Typical Benign Features, 920 Simple Cysts, 921 Hemorrhagic Cysts, 921 Endometriomas, 922 Mature Cystic Teratomas, 923 Ovarian Cysts With Typical Malignant…
Sonographic Imaging in Infertility and Assisted Reproduction
Outline Initial Evaluation, 953 Baseline Evaluation, 954 Uterus, 954 Ovary, 956 Fallopian Tube, 958 Treatment Monitoring, 959 Complications of Assisted Reproduction, 962 Conclusion, 963 Summary of Key Points • Transvaginal…
Ultrasound Evaluation of the Fallopian Tube
Outline Embryology and Normal Anatomy, 934 Sonographic Signs of Abnormal Fallopian Tubes, 935 Pelvic Inflammatory Disease, 939 Uncommon Tube Infections, 940 Hematosalpinx, 946 Tube Torsion, 946 Malignancy, 946 Evaluation of…
Fetal Genitourinary Tract
Outline Embryology, 504 Normal Fetal Urinary Tract, 504 Obstructive Urinary Tract Abnormalities, 504 Transient Dilation, 506 Ureteropelvic Junction Obstruction, 506 Ureterovesical Junction Obstruction, 509 Duplex Collecting System/Ureterocele, 509 Vesicoureteral Reflux,…
Abnormal Uterine Bleeding: The Role of Ultrasound
Outline Evolution of Endometrial Assessment, 835 Transvaginal Sonography, 836 Saline Infusion Sonohysterography, 836 Preprocedure Considerations, 837 Examination Technique, 837 Challenges, 837 Abnormal Uterine Bleeding, 838 Postmenopausal Bleeding, 838 Premenopausal Bleeding,…
Role of Doppler Sonography in Obstetrics
Outline Physical Principles, 733 Fetal Arterial Doppler, 734 Umbilical Artery, 734 Middle Cerebral Artery, 735 Uterine Artery, 736 Fetal Venous Doppler, 738 Fetal Cardiac Doppler, 744 Optimizing the Image, 744…
