Anorectal assessments include visual inspection, palpation, digital rectal examination and anoscopic examination. The patient typically lies sideway on his or her left side with the patient’s knees flexed toward the chest (left lateral decubitus position), which is allows comfort for the patient as well as good visualization and access for the examiner.
The doctor usually inspects the entire perianal area first. It is common that patient apprehension is great before any anal examination, and you may slowly take deep breath and try to relax. The doctor gently spread your buttocks to allow easy visualization of anus.
The doctor often the following signs by simple inpection.
1. Redundant tissue
2. Skin tags, anal polyps, and anal cancer
3. External hemorrhoids
4. Anal warts
5. Fissures and fistulas
6. Signs of infection or abscess formation
7. Rectal or internal hemorrhoidal prolapse.
The digital exam is to palpate any suspicious mass lesion in the anorectal canal. Because internal hemorrhoids are soft vascular structures, they are usually not palpable unless thrombosed. The prostate in men is palpated during the rectal exam.
Anoscopy is a simple medical procedure that can help your doctor identify an abnormality in your anus and distal rectum.
To perform an anoscopy, your doctor will insert a device called an anoscope into your anus. This scope is typically 3-4 inches long, made of plastic or stainless steel . An anoscope allows your doctor to get a detailed look at the tissue within your anorectal areas.
Anoscopy is to confirm the diagnosis of hemorrhoids, severity of hemorrhoids, anal fissure and other anorectal diseases.