Every October, the medical imaging community comes together to observe Medical Ultrasound Awareness Month (MUAM), a period dedicated to raising public understanding of the ultrasound’s vital role in healthcare. Sponsored by organizations such as the American Institute of Ultrasound in Medicine (AIUM), the American Registry of Diagnostic Medical Sonographers (ARDMS), the American Society of Echocardiography (ASE), Cardiovascular Credentialing International (CCI), the Society of Diagnostic Medical Sonography (SDMS), and the Society for Vascular Ultrasound (SVU), MUAM seeks to dispel the common misconception that ultrasound is mainly for pregnancy and to shine a light on its many other life-changing uses.

While many people immediately think of fetal imaging when they hear “ultrasound,” that’s only one of many applications. In fact, ultrasound helps patients at every stage of life, from newborns to seniors, across numerous medical fields. MUAM is a perfect time to celebrate the often-unseen breadth of ultrasound and the professionals who use it.

Why a Special Month for Ultrasound?

Ultrasound is safe, widely available, and cost-effective. Because it doesn’t rely on ionizing radiation (as with X-rays or CT scans), it offers a gentler imaging option, particularly for soft tissues.

The purpose of MUAM is to encourage professionals to educate patients, colleagues, and the public about how ultrasound supports diagnosis, monitoring, and treatment across a diversity of conditions.

Beyond Babies: Diverse Applications of Medical Ultrasound

Here’s a look at just a few of the many ways ultrasound is used outside obstetrics:

1. Cardiac / Echocardiography

• Ultrasound is widely used to visualize the heart’s structure and function, assess valve integrity, detect fluid around the heart (pericardial effusion), and monitor things like left ventricular ejection fraction.
• Doppler ultrasound can also show blood flow velocities, helping to detect stenosis or regurgitation in valves.

2. Vascular and Circulatory Imaging

• Doppler vascular ultrasound can assess veins and arteries, detecting blockages, clots (eg, deep vein thrombosis), or stenosis.
• It’s used to examine carotid arteries (for stroke risk), peripheral arteries (leg circulation), and vascular grafts.

3. Abdominal and Pelvic Imaging

• Ultrasound is often used to evaluate organs like the liver, gallbladder, spleen, kidneys, pancreas, and bladder.
• It can detect gallstones, kidney stones, hydronephrosis, liver masses, or fluid collections (eg, ascites).
• In the pelvis outside pregnancy, it helps assess uterine/ovarian pathology, fibroids, pelvic fluid, or masses.

4. Musculoskeletal (MSK) Imaging

• Ultrasound is used to image muscles, tendons, ligaments, joints, and nerves.
• It helps in diagnosing tendon tears, bursitis, muscle strain, nerve entrapment (eg, carpal tunnel), and joint inflammation.
• It also guides injections or aspirations.

5. Pediatric Imaging

• In infants and children, ultrasound is often the first-line imaging for soft tissues, head/neck, hips (developmental dysplasia), and neonatal brain (via fontanelles).
• Because it’s radiation-free, it’s especially favorable for young patients.

6. Point-of-Care Ultrasound (POCUS)

• In emergency, critical care, and bedside settings, physicians use handheld or portable ultrasound to rapidly evaluate ailments such as fluid around the lungs (pleural effusion), free fluid in the abdomen, cardiac tamponade, or guidance during central line placement.
• This real-time use can expedite diagnosis and treatment.

7. Interventional / Intraoperative Ultrasound

• Surgeons sometimes use ultrasound during procedures to locate lesions, guide resections, or assist in biopsies or ablations.
• Interventional radiologists may use ultrasound guidance for needle placements (biopsy, drainage) and local therapies.

8. Therapeutic Ultrasound & Special Applications

• Beyond imaging, ultrasound has therapeutic uses (eg, high-intensity focused ultrasound, ultrasound-assisted drug delivery).
• In neurology and neuroscience, for example, therapeutic ultrasound is being explored in treating conditions like Alzheimer’s disease or other brain disorders.
• In space medicine, ultrasound is one of the few imaging options available aboard the International Space Station (ISS). As part of the Advanced Diagnostic Ultrasound in Microgravity project, astronauts use ultrasound to assess various organ systems in microgravity.

How You Can Support Ultrasound Awareness
(Especially This October)

• Share knowledge: If you’re a clinician or educator, talk with colleagues or patients about the many roles of ultrasound.
• Use social media: Companies and organizations often use hashtags like #MUAM2025 to share educational images, infographics, or stories.
• Celebrate sonographers and ultrasound technologists: Recognize the skill, dedication, and meticulous work of these professionals.
• Invite engagement: Host a webinar, post Q&A content, or distribute simple “Did you know?” facts about ultrasound to patients.

Final Thoughts

Medical Ultrasound Awareness Month is more than a promotional event. It’s an opportunity to correct a common misconception: ultrasound is not just for pregnancy. From the heart to the knees to the kidneys, even to outer space, ultrasound plays a vital, versatile role in modern medicine.

Let’s use October’s spotlight to help people see inside, not just for babies but for better health at every age.

Cynthia Owens, BA, is the Publications Coordinator for the American Institute of Ultrasound in Medicine (AIUM).