Proctoscopy: What It Is and Why It’s Done
Jul 14, 2025
Image of a proctoscope and rectal exam setting

Digestive health is often taken for granted—until discomfort, bleeding, or other symptoms prompt a medical visit. For those experiencing rectal issues, proctoscopy is a vital diagnostic tool that allows healthcare professionals to assess the lower part of the gastrointestinal tract. Though the idea of a rectal exam might feel intimidating, proctoscopy is a safe, quick, and essential procedure for detecting a range of conditions early on.

In this blog, we explore what proctoscopy is, how it’s performed, what it helps diagnose, and why you shouldn't ignore symptoms related to rectal health.

What Is Proctoscopy?

Proctoscopy (also called rectoscopy) is a diagnostic procedure that allows a doctor to examine the anal canal, rectum, and sometimes the lower part of the sigmoid colon. It is performed using a thin, tube-like instrument called a proctoscope, which is gently inserted into the rectum.

The proctoscope usually includes a light source and may also have a camera or lens to help the doctor view the internal lining of the rectum. In some cases, instruments can also be inserted through the proctoscope to take biopsies or remove hemorrhoids or polyps.

Why Is Proctoscopy Done?

Proctoscopy is a common and highly useful tool for diagnosing and monitoring various conditions related to the rectum and anal canal. Here are some of the most common reasons why a doctor may recommend it:

  • Rectal Bleeding: If you’re experiencing bright red blood in your stool or on toilet paper, your doctor may order a proctoscopy to look for hemorrhoids, fissures, inflammation, or tumors.
  • Chronic Constipation or Diarrhea: Proctoscopy can help evaluate structural abnormalities in the lower bowel that may be causing these symptoms.
  • Hemorrhoids: Proctoscopy is an effective way to detect internal hemorrhoids and determine their grade or severity.
  • Rectal Pain or Discomfort: Persistent pain during bowel movements may suggest fissures, infections, or even tumors. A direct visual exam can provide clarity and guide treatment.
  • Suspected Anal or Rectal Cancer: When a mass, polyp, or abnormal growth is suspected, proctoscopy allows for a biopsy to be taken for further analysis.
  • Follow-up After Surgery or Treatment: Patients who have undergone treatments for conditions like hemorrhoids, anal fissures, or cancer may need follow-up proctoscopic exams to monitor healing and recurrence.

What Happens During the Procedure?

Proctoscopy is usually performed in the doctor’s clinic and takes only a few minutes. Here’s what you can expect:

1. Preparation

Minimal preparation is required. You may be asked to:

  • Empty your bowels before the procedure.
  • Use an enema if recommended.
  • Avoid heavy meals beforehand.

Unlike colonoscopy, sedation is not typically necessary for proctoscopy.

2. The Procedure

  • You’ll be asked to lie on your side or in the knee-chest position.
  • The doctor will gently insert the lubricated proctoscope into your rectum.
  • Air may be introduced to expand the rectal walls for better visualization.
  • The doctor will examine the mucosal lining and look for abnormalities.

The entire process typically lasts 5 to 10 minutes.

3. Aftercare

  • Most people resume normal activities immediately.
  • Mild discomfort or gas may be experienced temporarily.
  • If a biopsy is taken, mild rectal bleeding may occur, which usually resolves quickly.

Is Proctoscopy Painful?

Proctoscopy may cause mild discomfort or pressure, but it is usually not painful. The key is to stay relaxed and breathe deeply. An experienced specialist, such as Dr. Gaurav Sangam, ensures the procedure is smooth, respectful, and as comfortable as possible.

Benefits of Proctoscopy

  • Quick and Outpatient-Based: Performed in minutes without hospitalization.
  • No Anesthesia Required: No need to be sedated, which is especially beneficial for elderly patients or those with comorbidities.
  • Low Risk: Minimal risk of complications when performed by a trained specialist.
  • Early Detection of Serious Conditions: From hemorrhoids to cancer, early diagnosis leads to better outcomes.

Are There Any Risks?

While proctoscopy is considered very safe, like any medical procedure, it may have minor risks, such as:

  • Slight bleeding (especially if a biopsy is taken)
  • Discomfort or cramping
  • Rare chances of perforation (extremely uncommon)

Choosing a qualified and experienced surgeon like Dr. Gaurav Sangam ensures the highest standards of safety and care.

When Should You See a Proctologist?

You should consult a proctologist if you experience any of the following symptoms:

  • Blood in your stool
  • Unexplained weight loss
  • Changes in bowel habits
  • Chronic rectal pain or itching
  • A feeling of incomplete evacuation
  • A lump or swelling near the anal opening

These symptoms should never be ignored. Early intervention often leads to simpler, less invasive treatments.

Proctoscopy in Special Populations

  • Elderly Patients: Proctoscopy is particularly useful in the elderly, as it is a low-risk diagnostic tool that does not involve sedation. This is important when evaluating issues like bleeding or altered bowel habits in older adults who may not tolerate more invasive procedures well.
  • Post-Surgical Patients: For individuals recovering from rectal or anal surgery, proctoscopy is an effective follow-up tool to monitor healing, detect recurrence, or assess complications early.

Final Thoughts

Though often under-discussed, rectal health is crucial to overall well-being. Proctoscopy offers a simple, safe, and effective way to investigate and address a variety of lower GI concerns. Whether you're dealing with persistent discomfort, unexplained bleeding, or simply want peace of mind, proctoscopy may be the answer.

Consult Dr. Gaurav Sangam – Proctologist & General Surgeon

If you're experiencing rectal discomfort, bleeding, or any bowel-related concerns, don’t wait. Dr. Gaurav Sangam, a trusted Proctologist and General Surgeon, provides expert evaluation and compassionate care using advanced diagnostic tools like proctoscopy.

Take the first step toward better rectal health.
Schedule your consultation with Dr. Gaurav Sangam today.

Because early diagnosis can make all the difference.


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