flexible sigmoidoscopy
Học thuậtThân thiện
Definition
Noun: - A medical examination procedure: A diagnostic procedure that involves the visual inspection of the lower third of the colon (the sigmoid colon and rectum) using a flexible, lighted tube called a sigmoidoscope. It is primarily used to screen for abnormalities such as polyps or signs of colorectal cancer.
Usage Examples
- Noun:
- The doctor recommended a flexible sigmoidoscopy to screen for polyps.
- During the flexible sigmoidoscopy, the physician can remove small growths for biopsy.
Advanced Usage
- As a screening tool: The procedure is often discussed in the context of preventive healthcare and colorectal cancer screening protocols.
- For average-risk individuals, a flexible sigmoidoscopy is typically recommended every 5 years.
Variants and Related Words
- Sigmoidoscopy (Noun): A more general term for the examination of the sigmoid colon, which can be performed with either a rigid or a flexible scope. "Flexible sigmoidoscopy" specifies the type of instrument used.
- Colonoscopy (Noun): A related but more extensive procedure that examines the entire colon.
Synonyms
- Lower endoscopy: A broader term that can encompass flexible sigmoidoscopy.
- Sigmoid exam: An informal synonym.
Related Phrases
- To undergo a flexible sigmoidoscopy: To have the procedure performed.
- The patient will undergo a flexible sigmoidoscopy next Tuesday.
Noun
- visual examination (with a sigmoidoscope) of the lower third of the colon in a search for polyps