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  • Ultrasound - Mayo Clinic
    Overview Diagnostic ultrasounds use sound waves to make pictures of the body Ultrasound, also called sonography, shows the structures inside the body The images can help guide diagnosis and treatment for many diseases and conditions Most ultrasounds are done using a device outside the body However, some involve placing a small device inside the body
  • 超声波检查 - 妙佑医疗国际 - Mayo Clinic
    在开始超声检查之前，可能会要求您进行以下操作： 摘下检查部位的所有饰品。 脱掉或调整部分或全部衣服。 换上检查服。 您需要躺在检查台上。 术中 检查部位的皮肤上将被抹上凝胶。这样有助于防止出现气穴，气穴会阻碍声波生成图像。这种安全的水基凝胶很容易从皮肤上去除，如果粘在衣服
  • Doppler ultrasound: What is it used for? - Mayo Clinic
    Doppler ultrasound is a noninvasive test that can be used to measure the blood flow through your blood vessels It works by bouncing high-frequency sound waves off red blood cells that are circulating in the bloodstream A regular ultrasound uses sound waves to produce images, but can't show blood
  • Fetal ultrasound - Mayo Clinic
    During a fetal ultrasound, a device called a transducer is placed on the pregnant person's belly Or in some cases, it may be placed in the vagina or on the area between the vagina and the anus Sound waves are translated into a pattern of light and dark areas That creates an image of the fetus on a screen, as shown below The risks posed by fetal ultrasound are low But as with all medical
  • Carotid ultrasound - Mayo Clinic
    Carotid (kuh-ROT-id) ultrasound is a procedure that uses sound waves to look at blood flow through the carotid arteries The carotid arteries are a pair of blood vessels on each side of the neck They deliver blood from the heart to the brain A carotid ultrasound also checks the thickness of the carotid artery wall and for blood clots
  • Endoscopic ultrasound - Mayo Clinic
    Endoscopic ultrasound is a procedure that combines endoscopy and ultrasound to create images of the digestive tract and nearby organs and tissues It also is called EUS During EUS, a thin, flexible tube called an endoscope is placed in the digestive tract An ultrasound device on the tip of the tube uses high-frequency sound waves to create detailed images of the digestive tract and other
  • 内镜超声 - 妙佑医疗国际 - Mayo Clinic
    内镜超声是将内窥镜检查与超声结合到一起来生成消化道和附近器官及组织图像的一种医疗程序。它也被称为 EUS。在内镜超声过程中，会将一根称为内窥镜的柔性细导管放入消化道。导管尖端的超声设备利用高频声波生成消化
  • 腹部超声 - 妙佑医疗国际 - Mayo Clinic
    腹部血管。 胆囊。 肠。 肾脏。 肝脏。 胰腺。 脾脏。 例如，腹部超声检查可帮助显示胃疼或腹胀的原因。腹部超声检查可以检查以下状况： 肾结石。 肝病。 肿瘤和许多其他状况。 如果您有患腹主动脉瘤的风险，医疗护理专业人员可能会建议您进行此项检查。 主动脉瘤的筛查 腹部超声检查是
  • Endoscopic ultrasound - Care at Mayo Clinic
    Costs and insurance Mayo Clinic works with hundreds of insurance companies and is an in-network provider for millions of people In most cases, Mayo Clinic doesn't require a physician referral Some insurers require referrals or may have additional requirements for certain medical care All appointments are prioritized on the basis of medical need Learn more about appointments at Mayo Clinic
  • Goiter - Diagnosis treatment - Mayo Clinic
    Ultrasonography uses sound waves to create a computerized image of tissues in your neck The technician uses a wand-like device (transducer) over your neck to do the test





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