Medical Ultrasonography

Instrumentation, propagation of ultrasound, Acoustic Impedances, amplitude, attenuation, amplifier, alternation, far- and near-fields, Types of transducer/probes, Display modes-A,B,M, Time gain compensation. Basic Scanning Techniques-Obstetrics and Gynaecology sonography; pelvis, uterus, bladder, pouches, disorders of the uterus etc, first, second, and third trimester pregnancy scans. Care, safety, precautions, hazards, and protection. Abdominal ultrasound and small parts- Liver, kidney, spleen, GIT, gall bladder- Principle of Color flow and Doppler.