What diseases can anoscopy detect

Many people will go to the hospital for examination if they find that they have gastrointestinal problems, and most doctors who examine gastrointestinal diseases will use the medical technology of anoscopy. However, using an anoscope is very painful for patients, because it mainly involves inserting an endoscope into the anus to observe the pathological reactions inside. So what gastrointestinal diseases can be detected after anoscopy?

Anorectoscopy is an endoscope used to examine the rectum, also called an anoscope or a rectoscope. The length of anoscope is generally 7cm, and the inner diameter varies. Anoscopy is one of the routine examination methods for anorectal diseases. It is suitable for lesions in the anal canal, the end of the rectum and near the dentate line, and can also be used for biopsy. This method is not only simple and easy, but also has great clinical value.

Preparation before the examination

1. Ask the patient to empty his bowels and bowels, lie on his side, and fully expose his anus.

2. Explain to the patient the purpose of the examination and any discomfort it may cause.

3. Insert the mirror pin into the mirror body and apply paraffin oil to the mirror body.

Indications

1. Anyone with symptoms of anorectal diseases, such as blood in stool, heaviness, prolapse, pain, etc.

2. Biopsy of lesions in the lower rectum.

3. Unexplained diarrhea and blood in the stool.

Contraindications

1. Patients with anal canal and rectal stenosis.

2. Acute infection of the anal canal or rectum or local painful lesions, such as anorectal abscess, anal fissure, etc.

3. Patients suspected of rectal perforation or those with systemic organic diseases or severe mental illness who cannot tolerate it.

4. Women’s menstrual period.

Clinical significance

1. Anoscopy can detect and evaluate the extent of hemorrhoids, the presence of anal fistulas, polyps, anal papilla lesions, etc.

2. Anoscopy can also be used to diagnose rectal cancer.

Precautions

1. Apply paraffin oil on the anoscope before examination.

2. When inserting the anoscope, it should be inserted toward the patient's ventral side first, and then pushed toward the coccyx after passing through the anal canal. Do not insert blindly, which will increase the patient's pain and cause unnecessary damage.

3. During anoscopy, the anoscope needs to be rotated in all directions to ensure complete observation without missing anything.

4. The scope plug cannot be removed when inserting the anoscope and pushing it forward, and the inspection should be gentle.