General Information

The Certificate in 2D Echocardiography is a one-year paramedical program designed to provide foundational knowledge in cardiac imaging. Students study cardiac anatomy, ultrasound physics, equipment operation, and standard image acquisition methods. Through structured clinical practicum, learners develop technical competencies to assist cardiologists in performing diagnostic echocardiographic evaluations, ensuring strict adherence to patient care, safety protocols, and standard healthcare practices.

1. Course Duration: 1 Year
2. Minimum Qualification: 10+2 with Physics, Chemistry, Biology
3. Course Category: PARAMEDICAL
4. Total Marks: 600 (Theory 600, 6 subjects)

Course Objectives

• Teach cardiac anatomical structures, cardiovascular physiology, and underlying acoustic physics essential for 2D echocardiography.
• Develop technical skills for operating ultrasound machinery, transducer positioning, and image optimization procedures.
• Train students in standard echocardiographic imaging views to assist physicians during cardiac diagnostic evaluations.
• Instill safe clinical protocols, infection control measures, and compassionate patient care standards in diagnostic environments.

Learning Outcomes

• Identify structural and functional cardiac anatomy on standard two-dimensional ultrasound displays accurately.
• Operate and maintain 2D echocardiography equipment following manufacturer specifications and safety protocols.
• Obtain standard acoustic windows and imaging planes required for comprehensive cardiac examinations.
• Implement proper patient preparation, positioning, safety measures, and infection control during procedures.
• Assist medical specialists effectively in performing and documenting diagnostic echocardiographic procedures.

Pass & Division Criteria

The maximum marks and minimum pass marks of Theory and Practical of each subject are given in the Mark Distribution table below. To pass, a candidate must score the minimum pass marks separately in both Theory and Practical of every subject.

The division is decided on the aggregate percentage of marks obtained, as follows —

Mark Distribution

Total marks of the course : 600

Detailed Syllabus

1. Overview of the Thorax and Pericardium — Describe the boundaries of the mediastinum, pericardial layers, pericardial fluid dynamics, and anatomical relations of the human heart.
2. Gross Anatomy of Cardiac Chambers — Detail anatomical features of the right atrium, right ventricle, left atrium, left ventricle, interatrial and interventricular septa.
3. Cardiac Valves and Fibrous Skeleton — Study morphology and functional anatomy of atrioventricular valves, semilunar valves, chordae tendineae, papillary muscles, and the cardiac skeleton.
4. Coronary Circulation and Venous Drainage — Examine the anatomical course of left and right coronary arteries, major branches, coronary sinus, and cardiac venous return pathways.
5. Great Vessels and Systemic Circulation — Cover the structural layout of the ascending aorta, pulmonary trunk, superior and inferior vena cava, and pulmonary veins.
6. Cardiac Conduction System and Electrophysiology — Understand the sinoatrial node, atrioventricular node, bundle of His, bundle branches, and Purkinje fibers governing intrinsic rhythmicity.
7. Cardiac Cycle and Mechanical Events — Review phases of the cardiac cycle, ventricular pressure-volume relationships, heart sounds, and their correlation with valve motions.
8. Principles of Hemodynamics and Perfusion — Explore fundamental laws governing blood flow, peripheral resistance, pressure gradients, cardiac output, stroke volume, and venous return mechanisms.
9. Electrocardiogram Correlation with Cardiac Cycle — Analyze cardiac action potentials, excitation-contraction coupling, and the temporal correlation between surface ECG waveforms and mechanical systole.

1. Fundamentals of Diagnostic Ultrasound — Explain the physics of sound waves, frequency, wavelength, propagation speed in biological tissues, and acoustic impedance.
2. Ultrasound Interactions with Tissues — Discuss reflection, refraction, scattering, absorption, attenuation coefficients, and the half-intensity depth relevant to diagnostic echocardiography.
3. Piezoelectric Effect and Transducer Technology — Cover the piezoelectric phenomenon, crystal design, backing materials, quarter-wave matching layers, and phased-array transducer construction.
4. Principles of 2D Image Formation — Explain pulse-echo principle, beam steering, focusing, frame rate, line density, and factors determining temporal and spatial resolution.
5. M-Mode Echocardiography Fundamentals — Study principles of time-motion display, sweep speed, high temporal resolution advantages, and application in measuring cardiac structures.
6. Basic Doppler Physics and Principles — Cover the Doppler equation, frequency shifts, angle correction, pulse repetition frequency, Nyquist limit, and aliasing phenomena.
7. Continuous Wave and Pulsed Wave Doppler — Differentiate between continuous and pulsed wave Doppler, focusing on peak velocity detection, range ambiguity, and spectral displays.
8. Color Flow Doppler Imaging — Examine multigate pulsed Doppler techniques, autocorrelation processing, color maps, velocity scales, variance displays, and flow characteristics.
9. Acoustic Artifacts in Echocardiography — Identify reverberation, side lobes, grating lobes, shadowing, mirror-image artifacts, and techniques used to minimize diagnostic misinterpretations.

1. System Components and Console Layout — Familiarize with the core hardware components, keyboard controls, trackball, visual monitors, and peripheral storage connections.
2. Transducer Selection and Care — Learn selection criteria for adult and pediatric cardiac probes, physical handling protocols, and protective storage procedures.
3. Patient Data Entry and Study Setup — Master patient demographic entry, selecting presets, activating ECG gating, and initiating customized cardiac examination protocols.
4. Gain Controls and Time Gain Compensation — Understand overall gain optimization, depth-specific time gain compensation sliders, and lateral gain controls for clear visualization.
5. Focus and Depth Optimization — Learn dynamic focal zoning, adjusting sector width and field depth to enhance image resolution and temporal frame rates.
6. Dynamic Range and Preprocessing Functions — Adjust dynamic range settings, persistence, edge enhancement, and acoustic power outputs for optimal tissue differentiation and safety.
7. Electrical Safety and Ergonomic Practices — Review electrical isolation standards, leakage current prevention, cord management, and proper posture to prevent sonographer strain.
8. Infection Control and Probe Disinfection — Examine cleaning agents, low-level and high-level disinfection protocols, probe sheath usage, and biohazard waste management.
9. Routine Maintenance and System Troubleshooting — Learn preventative maintenance routines, air filter cleaning, error message diagnostics, software updates, and data backup workflows.

1. Patient Preparation and Ergonomic Positioning — Learn patient positioning in left lateral decubitus, placing ECG leads, applying acoustic gel, and ensuring proper ergonomics.
2. Parasternal Long Axis View Acquisition — Master probe orientation and manipulation to acquire standard parasternal long-axis views of the left ventricle and valves.
3. Parasternal Short Axis Views Acquisition — Acquire short-axis views at aortic valve, mitral valve, papillary muscle, and apical levels through tilting and rotation.
4. Apical Four-Chamber View Technique — Position probe at cardiac apex to obtain standard four-chamber views, ensuring optimal alignment without foreshortening.
5. Apical Five, Two, and Three-Chamber Views — Learn transducer angulation and rotation techniques to image apical five-chamber, two-chamber, and long-axis apical views.
6. Subcostal Window Imaging Techniques — Acquire subcostal four-chamber views, assess pericardial spaces, and evaluate inferior vena cava dimensions and respiratory collapsibility.
7. Suprasternal Notch View Acquisition — Position transducer in suprasternal notch to visualize the aortic arch, principal brachiocephalic branches, and pulmonary artery.
8. 2D Standard Linear Dimension Measurements — Perform chamber quantification, ventricular wall thickness, and internal diameter measurements using standard American Society of Echocardiography guidelines.
9. Technical Challenges in Difficult Acoustic Windows — Apply optimization strategies for patients with obesity, chronic lung disease, chest deformities, and post-surgical interventions.

1. Introduction to Patient Care in Echocardiography — Understanding patient reception, communication strategies, explaining cardiac examination protocols, obtaining informed consent, and maintaining patient dignity and confidentiality in cardiology departments.
2. Patient Assessment and Vital Signs Monitoring — Procedures for assessing baseline vitals, recording blood pressure, heart rate, oxygen saturation, recognizing acute distress, and recognizing signs of decompensated heart failure before scanning.
3. Infection Prevention and Control Measures — Principles of standard precautions, hand hygiene guidelines, personal protective equipment usage, probe disinfection protocols, and hospital infection control standards to prevent cross-contamination.
4. Patient Positioning and Comfort Techniques — Safe positioning for left lateral decubitus and supine postures, supporting frail or orthopneic patients, using positioning aids, and ensuring patient comfort during extended scanning.
5. Basic Life Support and Emergency Management — Cardiopulmonary resuscitation protocols, operating automated external defibrillators, recognizing cardiac arrest, managing vasovagal syncope, and coordinating rapid medical responses in echo laboratories.
6. Electrical Safety and Equipment Handling — Electrical safety guidelines for ultrasound machines, leakage current prevention, proper grounding, routine device maintenance, cable management, and safe handling of sensitive ultrasound transducers.
7. Acoustic Safety and Ultrasound Bioeffects — Concepts of ultrasound bioeffects, thermal and mechanical indices, adhering to ALARA principles, minimizing scanning exposure time, and ensuring patient safety during transesophageal procedures.
8. Ergonomics for Echocardiography Technologists — Ergonomic principles to prevent work-related musculoskeletal disorders, correct posture, adjustable monitor setup, arm support techniques, and recommended stretching exercises for sonographers during shifts.
9. Medico-Legal Aspects and Patient Rights — Documentation guidelines, medical ethics, patient rights, confidentiality under relevant regulatory acts, informed refusal, maintaining audit trails, and reporting adverse safety events in hospital settings.

1. Echo Laboratory Workflow and Organization — Understanding daily lab schedules, patient triage, equipment startup protocols, data entry into picture archiving communication systems, and coordinating workflow with clinical cardiology teams.
2. Standard Transthoracic Acoustic Windows Identification — Practical orientation to parasternal, apical, subcostal, and suprasternal notch acoustic windows, patient posture adjustments, transducer placement landmarks, and optimizing acoustic shadow avoidance.
3. Parasternal Window Clinical Views Acquisition — Protocol for acquiring parasternal long axis and short axis views, identifying aortic and mitral valves, ventricular dimensions, interventricular septum, and optimizing 2D gain parameters.
4. Apical Window Multi-Chamber Views Optimization — Techniques for imaging apical four-chamber, two-chamber, and five-chamber views, assessing ventricular apex, aligning Doppler interrogation beams, and avoiding ventricular cavity foreshortening errors.
5. Subcostal and Suprasternal Notch Imaging — Systematic evaluation of subcostal four-chamber views, inferior vena cava collapsibility assessment, pericardial effusion detection, aortic arch assessment, and imaging patients with obstructive lung disease.
6. M-Mode and Basic Doppler Applications — Principles of M-mode cursor alignment across mitral leaflets and left ventricle, pulsed-wave and continuous-wave Doppler placement, color flow mapping, and assessing transvalvular gradients.
7. Clinical Evaluation of Valvular Heart Diseases — Observing echocardiographic manifestations of rheumatic mitral stenosis, aortic regurgitation, tricuspid regurgitation, evaluating valve calcification, leaflet mobility, and recognizing regurgitant jet severity during clinical rotations.
8. Ventricular Function and Wall Motion Assessment — Clinical evaluation of global left ventricular systolic function, visual ejection fraction assessment, recognizing regional wall motion abnormalities in coronary disease, and assessing diastolic filling.
9. Reporting Protocols and Quality Assurance — Compiling preliminary measurement sheets, documenting chamber dimensions, archiving digital video loops, participating in quality peer reviews, and communicating critical scan findings to consultant cardiologists.