Combines endoscopy and ultrasound to image GI wall and nearby organs.
Why it’s done:
- Pancreatic cysts or tumors
- Submucosal lesions
- Lymph node biopsy
Preparation:
- Fast 6–8 hours
- Consent for biopsy
What to expect:
- Sedation given
- Scope passed to stomach or rectum
- Ultrasound and needle biopsy performed
Risks:
- Bleeding, infection
- Rare perforation
Follow-up:
- Biopsy results in 3–5 days
- Imaging if needed

