What is an Endoscopy?
An endoscopy is a minimally invasive medical procedure that uses a specialized instrument called an endoscope to examine the interior of organs and cavities within your body. The endoscope is a long, thin tube with a light and camera attached to its tip.
Types of Endoscopy
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Upper GI Endoscopy (EGD): Examines esophagus, stomach, and upper small intestine
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Colonoscopy: Examines the large intestine and rectum
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Bronchoscopy: Examines airways and lungs
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ERCP: Examines bile ducts and pancreatic ducts
Why is Endoscopy Performed?
Diagnostic Purposes:
- Investigate symptoms
- Confirm diagnoses
- Screen for cancer
- Monitor existing conditions
Therapeutic Uses:
- Remove polyps
- Take tissue samples (biopsies)
- Stop bleeding
- Place stents
Preparation
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Fasting: Usually 6-8 hours before procedure
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Medication adjustments: Some medications may need to be temporarily stopped
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Bowel preparation: Required for lower GI procedures
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Transportation arrangement: You'll need someone to drive you home
During the Procedure
- Duration: 15-60 minutes typically
- Sedation or anesthesia usually provided
- Minimal discomfort
- Vital signs monitored throughout
After the Procedure
Recovery
- Short monitoring period (30-60 minutes)
- Mild throat soreness possible
- Resume normal activities within 24 hours
Follow-up
- Results discussion with healthcare provider
- Follow-up appointments as needed
- Report any concerning symptoms
Risks and Complications
- Bleeding (rare)
- Infection (very rare)
- Perforation (extremely rare)
- Reaction to sedation (uncommon)
When to Seek Help
Contact your healthcare provider if you experience:
- Severe abdominal pain
- Fever
- Difficulty breathing
- Persistent bleeding
Success Rates
Endoscopy is generally safe and effective, with complications occurring in less than 1% of cases.