Location and Anatomy of Thyroid and Parathyroid Glands Overview Location Thyroid Gland • Located in the lower, anterior portion of the neck, anterior to the trachea and inferior to the…

Aorta Anatomy Overview Location • The aorta originates at the left ventricle of the heart then ascends posterior to the pulmonary artery; it arches to the left then descends (thoracic…

Inferior Vena Cava Anatomy Overview Location • The inferior vena cava (IVC) originates at the junction of the two common iliac veins anterior to the body of the fifth lumbar…

Sagittal Coronal Coronal Sagittal Overview Cranial Vault Anatomy and Sonographic Appearance • Four ventricles • Two lateral ventricles ▪ Anatomy: Cerebrospinal fluid-filled cavities within each cerebral hemisphere. Cerebrospinal fluid (CSF)…

Figure 12-1 Transvaginal (TV) sagittal plane orientation.∗ A, Illustrates the TV transducer position and sagittal plane field of view. B, Depicts the rotation of the image as seen on the display…

Spleen Anatomy Overview Location • Except for its medial hilum, the spleen is intraperitoneal (enclosed in the sac formed by the parietal peritoneum) in the posterolateral section of the left…

Figure 2-1 Scanning Planes. • Scanning planes are used to establish the direction that the ultrasound beam enters the body and the anatomic portion of anatomy being visualized from that particular…

Figure 3-1 Infiltrative Diffuse Disease. When diffuse disease is infiltrative it spreads throughout an entire organ. Depending on the progression of the disease, changes in the appearance of the organ’s parenchyma…

Breast Anatomy Clinical Reasoning • In most cases—for women under 30 and for lactating and pregnant women—breast sonography has become the first phase of imaging for evaluating palpable masses. Breast…