proctoscopy

Thân thiện

A doctor performs a proctoscopy in a medical examination room.

Definition

Noun: 1. A medical examination procedure: Proctoscopy is a diagnostic procedure that involves the visual inspection of the inner lining of the rectum and the distal part of the sigmoid colon using a specialized instrument called a proctoscope.

Usage

Proctoscopy is used as a singular noun to refer to the medical procedure itself. - The doctor recommended a proctoscopy to investigate the cause of the rectal bleeding. - During a proctoscopy, the physician can identify abnormalities such as hemorrhoids, polyps, or inflammation.

Advanced Usage

• To undergo a proctoscopy: This phrase describes the patient's experience of having the procedure performed.
  • The patient had to undergo a proctoscopy as part of his routine colorectal cancer screening.

Variants and Related Words

• Proctoscope (noun): The rigid or flexible tubular instrument with a light, used to perform a proctoscopy.
  • The proctoscope allows for direct visualization of the rectal mucosa.
• Proctoscopic (adjective): Pertaining to proctoscopy.
  • The proctoscopic findings were normal.

Synonyms

• Anoscopy: A similar procedure specifically examining the anal canal.
• Rigid sigmoidoscopy: A related endoscopic procedure of the rectum and sigmoid colon using a rigid scope. (Note: Proctoscopy often refers to examination with a rigid scope, while flexible sigmoidoscopy uses a different instrument.)

Related Phrases

• Diagnostic proctoscopy: A proctoscopy performed to diagnose a specific condition or symptom.
  • A diagnostic proctoscopy confirmed the presence of internal hemorrhoids.

Học thuật

Noun

1. visual examination of the rectum and the end of the colon by means of a proctoscope