Ultrasonic types of ultrasonic diagnosis

Ultrasound used in medical diagnosis is mainly pulse reflection technology, including type A, type B, type D, type M and type V.. From the development trend, ultrasound has been developing to color display and three-dimensional display. In addition, penetration technology and tissue characterization are also being studied by many ultrasonic workers. (1) Head and neck: brain, orbit, maxillofacial region, neck, thyroid gland, parathyroid gland and lymph nodes.

(2) Chest: breast, chest wall, chest cavity, pleura, lung, mediastinum, heart, etc.

(3) Abdomen: abdominal cavity, retroperitoneum, liver, spleen, intestine, gallbladder, kidney, bladder, prostate, uterus, fetus, ovary and accessories.

(4) Blood vessels: internal organs and peripheral blood vessels in various parts of the body.

(5) Acute inflammation, abscess, cyst, effusion, calculus, foreign body, tumor, trauma and perforation of hollow organs of joints and soft tissues (1).

(2) Vascular diseases: atherosclerotic plaques, aneurysms, arteriovenous fistulas, venous thrombosis, trauma and blood theft in all parts of the body.

(3) Heart diseases: various congenital heart diseases, valvular diseases, coronary heart diseases, endocarditis, cardiomyopathy, pericardial effusion and intracardiac tumors.

(4) Pregnancy: early pregnancy, fetal movement, placenta and fetus.