Ultrasound is widely used in the human body, covering the brain, heart, blood vessels, liver, gallbladder, pancreas, spleen, chest cavity, kidney, ureter, bladder, urethra, uterus, pelvic appendages, prostate, seminal vesicles, as well as eyes, thyroid, breast, Salivary glands, testes, peripheral nerves and tendons of limbs, etc. However, ultrasound diagnosis also has certain limitations. For example, it has limited diagnostic value for bone, lung, and gastrointestinal diseases. Moreover, ultrasound diagnosis is obtained by doctors analyzing the image after understanding the patient’s medical history and other clinical data, and cannot directly display the pathological diagnosis results. Therefore, in clinical use, it is necessary to further comprehensively judge in many aspects in order to obtain a correct diagnosis.
