First Trimester Pregnancy Complication
First Trimester Pregnancy Complication 5.1 Early Pregnancy Failure Description and Clinical Features The rate of pregnancy loss is highest in the first trimester, especially before 8 weeks gestation. A number…
GYNECOLOGY
Fetal Anomalies at 11–14 Weeks
Fetal Anomalies at 11–14 Weeks 4.1 Thickened Nuchal Translucency Description and Clinical Features The thickness of the tissue posterior to the cervical spine at 10–14 weeks, called the nuchal translucency,…
Second and Third Trimester Fetal Anatomy
Second and Third Trimester Fetal Anatomy 2.1 Head Description and Clinical Features By the beginning of the second trimester, the fetal cranium and brain are well formed, although the skull…
Second and Third Trimester Nonfetal Components
Second and Third Trimester Nonfetal Components 3.1 Umbilical Cord Description and Clinical Features The umbilical cord contains the blood vessels that carry blood between the fetus and the placenta. It…
First Trimester
First Trimester 1.1 Normal Pregnancy Prior to 6 Weeks of Gestation Description and Clinical Features Fertilization occurs at approximately 14 days after the beginning of the last menstrual period (LMP)….
Artifacts, Pitfalls, and Normal Variants
Outline An Unfortunate but Common Pitfall, 1093 Technical Considerations, 1095 Mirror Image Artifact, 1095 Pelvis, Gravid and Nongravid Uterus, 1098 The First Trimester, 1114 The Fetal Head and Neck, 1122…
Ultrasound Features of Fetal Syndromes
Outline Maternal Infections, 542 Fetal Cytomegalovirus Infection, 542 Fetal Parvovirus B19 Infection, 543 Fetal Rubella Syndrome, 544 Fetal Syphilis, 545 Fetal Toxoplasmosis Syndrome, 546 Fetal Varicella Zoster, 547 Teratogens, 548…
Ultrasound Evaluation of the Uterus
Outline Imaging, 847 Guidelines, 847 Techniques, 847 Anatomy, 848 Congenital Malformations, 852 Benign Uterine Conditions, 857 Adenomyosis, 857 Leiomyomas, 858 Lipomatous Uterine Tumors, 866 Malignant Conditions, 866 Gestational Trophoblastic Disease,…
Ultrasound Evaluation of Normal Fetal Anatomy
Outline Superficial Anatomy of the Fetus, 161 Musculoskeletal System, 161 Cardiovascular System, 183 Gastrointestinal System, 191 Respiratory System, 197 Genitourinary System, 199 Central Nervous System, 200 Summary of Key Points…
Normal Anatomy of the Female Pelvis and Transvaginal Sonography
Outline Indications and Contraindications, 805 Protocols, 807 Patient and Probe Preparation, 808 Imaging Technique, 808 Pelvic Anatomy, 811 Vascular Anatomy, 816 The Uterus, 821 The Ovaries, 826 The Fallopian Tube,…
