Sonographer Course

Lesson 1 • Image Artifacts and Their Causes

Identifies common artifacts such as shadowing, enhancement, and reverberation. Teaches recognition strategies to avoid diagnostic errors.

Lesson 2 • Bioeffects and Safety Standards

Reviews thermal and mechanical bioeffects and the ALARA principle. Ensures safe output levels across all patient populations.

Lesson 3 • Transducer Technology and Selection

Explains piezoelectric crystal function, transducer types, and frequency trade-offs. Guides appropriate probe selection for each clinical application.

Lesson 4 • Acoustic Physics Essentials

Covers sound wave properties, frequency, wavelength, and propagation in tissue. Establishes the physical basis for all subsequent imaging concepts.

Lesson 1 • Ergonomics and Injury Prevention

Addresses posture, grip force, and workstation height to reduce musculoskeletal risk. Establishes habits that sustain a long scanning career.

Lesson 2 • Doppler Modes and Controls

Introduces color, power, and spectral Doppler controls and their clinical roles. Prepares students for vascular and cardiac flow assessment.

Lesson 3 • Image Optimization Techniques

Applies harmonic imaging, compound imaging, and dynamic range settings. Directly improves diagnostic image quality across tissue types.

Lesson 1 • Musculoskeletal and Superficial Anatomy

Describes tendon, muscle, nerve, and joint anatomy relevant to high-frequency scanning. Bridges anatomy knowledge to MSK and small-parts applications.

Lesson 2 • Anatomical Variants and Pitfalls

Highlights common anatomical variants that mimic pathology on ultrasound. Reduces false-positive findings through pattern recognition.

Lesson 3 • Vascular Anatomy of the Abdomen

Identifies aorta, inferior vena cava, portal system, and mesenteric vessels. Provides the vascular framework needed for Doppler examinations.

Lesson 4 • Abdominal Organ Anatomy

Reviews liver, gallbladder, pancreas, spleen, and kidney anatomy in ultrasound planes. Correlates gross anatomy with sonographic appearance.

Lesson 1 • Liver and Biliary System Protocol

Demonstrates systematic liver survey and gallbladder measurement technique. Covers detection of fatty infiltration, masses, and cholelithiasis.

Lesson 2 • Aorta and Inferior Vena Cava Scanning

Teaches aortic diameter measurement and IVC collapsibility assessment. Provides foundational vascular scanning skills for emergency and routine use.

Lesson 3 • Patient Preparation and Positioning

Outlines fasting requirements, patient positioning, and probe orientation conventions. Proper preparation maximizes acoustic windows and image quality.

Lesson 4 • Pancreas and Spleen Imaging

Applies scanning windows and patient maneuvers to visualize the pancreas and spleen. Addresses common challenges such as bowel gas obscuration.

Lesson 1 • Fetal Anatomy Survey

Systematically evaluates fetal brain, spine, heart, abdomen, and limbs. Identifies major structural anomalies within a standard anatomy scan.

Lesson 2 • Placenta, Cord, and Amniotic Fluid

Evaluates placental location, grade, and cord insertion with amniotic fluid index. Detects placenta previa, vasa previa, and fluid abnormalities.

Lesson 3 • Gynecologic Pelvic Ultrasound

Performs transabdominal and transvaginal pelvic exams for uterine and ovarian pathology. Covers fibroids, endometrial thickness, and ovarian cyst characterization.

Lesson 4 • Second- and Third-Trimester Biometry

Teaches biparietal diameter, head circumference, abdominal circumference, and femur length. Combines measurements to estimate gestational age and fetal weight.

Lesson 1 • Renal and Mesenteric Doppler

Assesses renal artery peak systolic velocity and resistive index for stenosis and parenchymal disease. Extends Doppler skills to mesenteric vessels.

Lesson 2 • Doppler Physics and Hemodynamics

Explains the Doppler shift equation, aliasing, and flow dynamics in vessels. Provides the physical foundation for accurate velocity measurement.

Lesson 3 • Carotid and Vertebral Artery Duplex

Covers complete carotid duplex protocol including intima-media thickness and peak systolic velocity criteria. Identifies plaque morphology and stenosis grading.

Lesson 4 • Lower Extremity Venous Duplex

Performs compression ultrasound and augmentation maneuvers for deep vein thrombosis detection. Applies diagnostic criteria for acute vs. chronic thrombus.

Lesson 1 • Scrotal Ultrasound

Evaluates testicular echogenicity, epididymis, and vascularity with color Doppler. Distinguishes torsion, epididymo-orchitis, and testicular masses.

Lesson 2 • Breast Ultrasound Protocol

Applies systematic breast scanning technique and lesion characterization criteria. Differentiates simple cysts from solid masses using standardized descriptors.

Lesson 3 • Musculoskeletal Tendon and Joint Imaging

Scans rotator cuff, Achilles tendon, and major joints for tears, tendinopathy, and effusion. Uses dynamic scanning to assess tendon integrity.

Lesson 1 • Ultrasound-Guided Procedures

Teaches needle visualization, in-plane and out-of-plane approaches, and real-time guidance. Covers biopsy, aspiration, and vascular access procedures.

Lesson 2 • Point-of-Care Ultrasound Fundamentals

Introduces POCUS applications in emergency, critical care, and bedside settings. Focuses on rapid assessment protocols for hemodynamic instability.

Lesson 3 • 3D and 4D Ultrasound Applications

Explains volume acquisition, multiplanar reconstruction, and rendered imaging. Applies 3D techniques to fetal face, uterine cavity, and cardiac assessment.

Lesson 4 • Elastography Principles and Applications

Explains strain and shear-wave elastography physics and clinical uses. Applies liver stiffness measurement and thyroid nodule assessment.