May 3, 2024 · 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 …

Nov 5, 2024 · 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 …

Jul 3, 2025 · 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 …

Nov 12, 2024 · 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 …

Jun 14, 2025 · Ultrasound. This test uses sound waves to make images of your thyroid gland. A thyroid ultrasound shows the shape and structure of nodules. Fine-needle aspiration biopsy. A …

Nov 5, 2019 · Overview of ultrasound-guided transperineal prostate biopsies In transperineal biopsy, the urologist passes the biopsy needle through the perineal skin and into the prostate, …

Mar 1, 2025 · Advanced diagnosis and treatment Mayo Clinic's approach to men's sexual health is to screen for cardiovascular diseases and endocrine conditions, such as low testosterone, that …

Aug 21, 2025 · An MRI presents a global view of the pelvic region, while ultrasound is limited by what the transducer can reach. However, specialized pelvic ultrasound can potentially help …

Apr 16, 2025 · Abdominal ultrasound. This test is the one most commonly used to look for signs of gallstones. Abdominal ultrasound involves moving a device (transducer) back and forth across …

Aug 30, 2024 · A standard ultrasound won't confirm whether you have endometriosis. But it can find cysts linked with the condition called endometriomas. Magnetic resonance imaging (MRI). …