Endoscopic Ultrasound

Endoscopic Ultrasound (EUS) is an advanced procedure that combines endoscopy with ultrasound imaging to examine the digestive tract wall and nearby organs, including the pancreas, bile ducts, gallbladder region and selected lymph nodes.

Dr. Ram Chandra Soni, Chairman – Gastroenterology & Hepatology at Accord Superspeciality Hospital, Faridabad, evaluates digestive and pancreatic conditions that may require advanced investigations such as EUS.

EUS can help investigate unexplained abnormalities, assess pancreatic lesions and guide tissue sampling when clinically indicated. It is recommended only when the findings are likely to help clarify a diagnosis or guide treatment.

What Conditions Can EUS Detect?

EUS may be recommended to evaluate:

• Pancreatic lesions: Cysts, masses and unexplained abnormalities seen on CT or MRI.
• Bile duct conditions: Suspected small bile duct stones, narrowing or obstruction.
• Gallbladder-region abnormalities: Selected biliary problems requiring closer assessment.
• Digestive tract wall lesions: Submucosal lumps and abnormalities involving deeper tissue layers.
• Lymph nodes: Selected enlarged lymph nodes that may need further investigation.
• Pancreatitis-related conditions: Certain causes or complications of pancreatic inflammation.

The need for EUS depends on symptoms, previous investigations and the suspected condition. It is not routinely required for every patient with abdominal pain or gallstones.

EUS-Guided Biopsy

When additional diagnostic information is needed, the specialist may perform fine-needle aspiration (FNA) or fine-needle biopsy (FNB) through the endoscope under ultrasound guidance.

The sample is sent for laboratory examination. This can help evaluate selected pancreatic lesions, suspicious lymph nodes and other abnormalities. Not every EUS examination requires a biopsy, and results must be interpreted alongside clinical findings and imaging.

EUS vs Endoscopy, Ultrasound, MRI, CT and ERCP

The appropriate investigation depends on the clinical question. EUS provides detailed imaging and can guide biopsy, while ERCP is generally reserved for situations where endoscopic treatment may be required.

How Is EUS Performed?

EUS is commonly performed with sedation or anaesthesia.

1. Preparation: You receive fasting instructions and a review of your medicines and medical history.
2. Endoscope insertion: The specialist passes a flexible endoscope through the mouth into the digestive tract.
3. Ultrasound examination: The probe produces detailed images of the pancreas, bile ducts or other structures.
4. Biopsy, if needed: A fine needle may collect a sample from a selected lesion.
5. Recovery: You are monitored while the effects of sedation wear off.

Follow your doctor’s instructions about blood thinners, diabetes medicines and other regular medications. Do not stop medicines without medical advice.

Recovery and Possible Risks

Many patients return home the same day after observation, although recovery depends on the procedure and the patient’s condition. Temporary throat discomfort or bloating may occur.

Possible complications include sedation-related problems, bleeding, infection, perforation and, in selected procedures, pancreatitis. Seek urgent medical attention for severe abdominal pain, persistent vomiting, fever, bleeding or difficulty breathing after the procedure.

How Do EUS Results Guide Treatment?

EUS findings may help determine whether you need follow-up imaging, tissue analysis, further investigations or treatment. For example, a suspected bile duct stone may require consideration of ERCP, while a pancreatic lesion may need biopsy or monitoring.

An abnormal finding does not automatically mean cancer or the need for surgery. Further decisions depend on the complete clinical picture.

Why Choose Dr. Ram Chandra Soni?

• Specialist qualifications: MBBS, MD (Medicine) and DM (Gastroenterology).
• Advanced endoscopy experience: His professional profile describes experience with EUS, ERCP and other endoscopic procedures.
• Individualised assessment: Investigations are selected according to symptoms, previous reports and clinical needs.
• Follow-up guidance: Results help inform further testing, monitoring or treatment planning.
• Faridabad consultations: Dr. Soni consults at Accord Superspeciality Hospital and his Gastro Clinic in Sector 17.

Book an EUS Consultation in Faridabad

Consult a gastroenterologist if you have an unexplained pancreatic lesion, suspected bile duct abnormality or digestive tract lesion requiring further assessment.

Dr. Ram Chandra Soni
Chairman – Gastroenterology & Hepatology
Accord Superspeciality Hospital, Faridabad

Appointment: +91 98114 46141
Hospital: Sector 86, Greater Faridabad
Clinic: SCO No. 91, Sector 17, near Indian Bank, HUDA Market, Faridabad

Visit the official website for appointment information.

Frequently Asked Questions

1. What is EUS used for?

EUS provides detailed images of the digestive tract wall and nearby organs, particularly the pancreas and bile ducts. It can also guide tissue sampling when required.

2. Is EUS painful?

It is commonly performed with sedation or anaesthesia. Mild throat discomfort or bloating may occur afterwards.

3. What is the difference between EUS and normal endoscopy?

Conventional endoscopy examines the digestive tract lining, whereas EUS also uses ultrasound to examine deeper tissues and nearby organs.

4. Can EUS detect pancreatic cancer?

EUS can help assess pancreatic lesions and guide biopsy when indicated. Diagnosis may require laboratory results and additional investigations.

5. Is EUS better than CT or MRI?

Each test serves a different purpose. EUS offers close-up imaging and selected tissue sampling, while CT and MRI provide broader cross-sectional views.

6. Is a biopsy always required?

No. Biopsy is performed only when the specialist believes tissue sampling will provide useful diagnostic information.

7. What are the risks of EUS?

Possible risks include sedation-related complications, bleeding, infection, perforation and, in selected cases, pancreatitis.

8. How long does recovery take?

Many patients go home the same day after observation. Follow your discharge instructions and seek urgent care for severe pain, fever, persistent vomiting or bleeding.