What is Endoscopic Ultrasound?

Endoscopic ultrasound (EUS) is a medical procedure that combines two essential techniques: endoscopy and ultrasound. It allows doctors to examine and capture detailed images of your internal organs and surrounding tissues.

EUS is a versatile tool used for diagnostic purposes and guiding treatments. Ultrasound uses sound waves to create images of the inside of your body. It’s a painless and non-invasive technique.

During a traditional ultrasound, a device called a transducer is placed on your skin’s surface to capture images of your organs. It’s valuable for diagnosing a wide range of conditions, especially in the gastrointestinal and pancreatic areas, and can be used for precise guidance during interventions.

EUS is minimally invasive, making it a valuable tool for doctors to provide accurate diagnoses and effective treatments.

The Procedure of Endoscopic Ultrasound

• Preparation: Before the procedure, you may need to fast, and you might receive sedation to ensure you’re comfortable during the examination.
• Insertion: The endoscope with the ultrasound transducer is gently inserted into the body through an appropriate entry point.
• Imaging: As the endoscope moves through your body, it emits sound waves and captures real-time images. These images are displayed on a monitor, allowing the doctor to see the inside of your body.
• Diagnosis and Intervention: EUS can help diagnose a variety of conditions, such as digestive disorders, tumors, and cysts. It can also assist in guiding biopsies or draining fluids from cysts.

Advantages of EUS:

• High-Resolution Imaging: EUS provides clear and detailed images, often surpassing traditional ultrasound or endoscopy.
• Minimally Invasive: It usually doesn’t require major incisions, reducing recovery time.
• Precision: EUS allows doctors to visualize and target specific areas, aiding in accurate diagnoses and treatments.

Common Endoscopic Ultrasound Applications:

• Gastrointestinal Conditions: EUS is frequently used to assess and diagnose problems in the digestive system.
• Pancreatic and Biliary Diseases: It’s crucial for detecting tumors and other issues in the pancreas and bile ducts.
• Cancer Staging: EUS helps determine the extent of cancer and whether it has spread to nearby structures.

Dr. Kailash Mishra
Director & Gastroenterologist Consultant
Prime Gastro Liver Clinic