proctoscopy

Introduction

A procedure for viewing the rectum & distal sigmoid colon. 25 cm protoscopes are used.

Indications

• evaluation for cervical carcinoma metastasis
• inspection of hemorrhoids or rectal polyps
• foreign body

Contraindications

• see sigmoidoscopy Patient preparation:
• see sigmoidoscopy

Complications

• see sigmoidoscopy

Caution:

• 10% of patients have combustible levels of hydrogen & methane in the bowel
• do NOT use electrocautery during sigmoidoscopy because of risk of explosion

More general terms

• gastrointestinal endoscopy

More specific terms

• endoscopy with resection of rectal neoplasm
• proctoscopy with removal of foreign body
• proctosigmoidoscopy; rigid sigmoidoscopy

Additional terms

• flexible sigmoidoscopy
• proctoscope