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Ultrasound - Mayo Clinic
Diagnostic ultrasound is a safe procedure that uses low-power sound waves. There are no known risks. Ultrasound is a valuable tool, but it has limitations. Sound waves don't travel well through air or bone. This means ultrasound isn't effective at imaging body parts that have gas in them or are hidden by bone, such as the lungs or head.

Abdominal ultrasound - Mayo Clinic
An abdominal ultrasound is a medical imaging test that uses sound waves to see inside the belly area, also called the abdomen. It's the preferred screening test for abdominal aortic aneurysm. But the test may be used to diagnose or rule out many other health conditions.

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 flow.

Ultrasound - Doctors & Departments - Mayo Clinic
Ultrasound, Ablation therapy, Percutaneous valve procedure, Endovenous thermal ablation, Vasovagal syncope, Seizure , H... eart arrhythmia, Atrial fibrillation, Ventricular tachycardia Show more areas of focus for Samuel J. Asirvatham, M.D.

Echocardiogram - Mayo Clinic
The ultrasound wand goes through the catheter and moves near the heart. The wand gives off sound waves. It records the sound waves that bounce back from the heart. A computer changes the information into moving images. The images are seen on a monitor. A healthcare professional watches your oxygen level during the test. Stress echocardiogram

Ultrasound-Guided Injection Clinic - Overview - Mayo Clinic
Using ultrasound to examine and assess excess fluid, highly trained Ultrasound-Guided Injection Clinic physicians insert a needle into the affected area and draw fluid into a syringe. In most cases both the aspiration and an injection of corticosteroid medication can be done in the same procedure.

Carotid ultrasound - Mayo Clinic
The ultrasound technician may use a Doppler ultrasound, which shows blood flowing through the arteries. In a Doppler ultrasound, the rate of blood flow is translated into a graph. There have been many advances in carotid ultrasounds to improve the quality and resolution of the images. A carotid ultrasound usually takes about 30 minutes.

Fetal ultrasound - Mayo Clinic
The image below is from a 3D fetal ultrasound. This type of ultrasound can make images that are clearer and more detailed than standard fetal ultrasound images. A 3D fetal ultrasound is sometimes used to detect facial problems, bone problems or neural tube defects. Some companies offer 3D ultrasounds outside of medical settings.

Hydronephrosis - Diagnosis and treatment - Mayo Clinic
An ultrasound imaging exam to view the kidneys, bladder and other parts of the urinary tract. This test can help spot possible health conditions. This test can help spot possible health conditions. An X-ray exam of the urinary tract that uses a special dye to outline the kidneys, ureters, bladder and urethra.

Incisionless, ultrasound-guided approach for carpal tunnel release
Mayo Clinic is one of the few orthopedic surgery centers that offer ultrasound-guided intervention for carpal tunnel release. The minimally invasive treatment, which uses a thread to dissect the transverse carpal ligament, is done under local anesthesia. "The approach is designed to minimize soft ...

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Focused Ultrasound For Treatment Resistant Obsessive Compulsive Disorder Showing Promise  Psychiatric Times
Revolutionary Ultrasound Surgery Offers Long-Term Relief From Severe OCD  SciTechDaily
Long-term clinical outcome of a novel bilateral capsulotomy with focused ultrasound in refractory obsessive-compulsive disorder treatment | Molecular Psychiatry  Nature
‘Electroceuticals’ are expanding psychiatry’s toolbox  The Washington Post
Non-invasive Ultrasound Brain Modulation Therapy Shows Potential to Treat Mood, Anxiety, Trauma, Across Diagnoses in Pilot Trial  Brain & Behavior Research Foundation
New Non-Invasive Brain Surgery Can Help Treat OCD  Asian Scientist Magazine
Noninvasive Sound Wave Therapy Eases Depression and Anxiety  Neuroscience News
Brain implant that could boost mood by using ultrasound to go under NHS trial  The Guardian
Ultrasound as a search and rescue tool for the brain  Medical Xpress
Devon ultrasound trial could help OCD sufferers  BBC
Ultrasound stimulation of the vagus nerve as a treatment modality for anxiety  Frontiers
Non-invasive brain surgery safe and effective in treating OCD and depression  Sunnybrook Hospital
Korea University Study Highlights a Novel Non-Invasive Brain Surgery for Lasting Relief from Severe Obsessive-Compulsive Disorder  PR Newswire
No knife needed for brain surgery that could help 750,000 Brits with OCD  Daily Mail