What is a colonoscopy?
Colonoscopy is a system wherein a medical doctor makes use of a colonoscope or scope, to appear interior your rectum and colon. Colonoscopy can display indignant and swollen tissue, ulcers, polyps, and most cancers NIH outside hyperlink.
How is digital colonoscopy exclusive from colonoscopy?
Virtual colonoscopy and colonoscopy are exclusive in numerous ways:
Virtual colonoscopy is an x-ray test, takes much less time, and also you don’t want anesthesia NIH outside hyperlink.
With digital colonoscopy, your medical doctor doesn’t view the complete period of your colon.
Virtual colonoscopy might not locate positive polyps as effortlessly as a colonoscopy can.
Doctors can’t dispose of polyps or deal with positive different troubles throughout a digital colonoscopy.
Your medical health insurance can be exclusive for the 2 procedures.
Why do docs use colonoscopy?
A colonoscopy can assist a medical doctor to locate the purpose of signs and symptoms, consisting of
bleeding out of your anus
adjustments on your bowel activity, consisting of diarrhea
ache on your stomach
unexplained weight loss
Doctors additionally use colonoscopy as a screening device for colon polyps and most cancers NIH outside hyperlink. Screening is trying out for illnesses if you have no signs and symptoms. Screening may also locate illnesses at an early stage, while a medical doctor has a higher danger of curing the disease.
Screening for Colon and Rectal Cancer
Your medical doctor will suggest screening for colon and rectal most cancers NIH outside hyperlink —additionally known as colorectal most cancers—beginning at age forty-five in case you don’t have fitness troubles or chance elements that make you much more likely to broaden colon most cancers.1
You have chance elements for colorectal most cancers if you2
are male
are African American
or a person on your circle of relatives has had polyps or colorectal most cancers
have a private record of inflammatory bowel disease, consisting of ulcerative colitis and Crohn’s disease
have Lynch syndrome NIH outside hyperlink, or any other genetic sickness that will increase the chance of colorectal most cancers
produce other elements, consisting of which you weigh an excessive amount of or smoke cigarettes NIH outside hyperlink
If you’re much more likely to broaden colorectal most cancers, your medical doctor may also suggest screening at a more youthful age, and greater regularly.
If you’re older than age 75, speak together along with your medical doctor approximately whether or not you need to be screened. For greater information, study the present-day colorectal most cancers screening suggestions External hyperlink from the U.S. Preventive Services Task Force (USPSTF).
Government medical health insurance plans, consisting of Medicare, and personal coverage plans occasionally extrude whether or not and the way regularly they pay for most cancer screening tests. Check together along with your coverage plan to discover how regularly your plan will cowl a screening colonoscopy.
How do I put it together for a colonoscopy?
To put together for a colonoscopy, you may want to speak together along with your medical doctor, extra de your food plan for some days, smooth out your bowel, and set up for a trip domestic after the system.
Talk together along with your medical doctor
You need to speak together along with your medical doctor approximately any fitness troubles you’ve got and all prescribed and over the counter drugs, nutrients, and dietary supplements you take, such as
arthritis drugs NIH outside hyperlink
aspirin NIH outside hyperlink or drugs that comprise aspirin
blood thinners NIH outside hyperlink
diabetes drugs
nonsteroidal anti-inflammatory tablets consisting of ibuprofen NIH outside hyperlink or naproxen NIH outside hyperlink
nutrients that comprise iron or iron dietary supplements
Change your food plan and smooth out your bowel
A fitness care expert will provide you with written bowel prep commands to observe at domestic earlier than the system so that very little stool stays on your gut. An entire bowel prep helps you to skip stool this is clean and liquid. Stool interior your gut can save you your medical doctor from actually seeing the liner.
You may also want to observe a clean liquid food plan for 1 to a few days earlier than the system. You need to keep away from pink and purple-colored liquids or gelatin. The commands will encompass information about while to begin and prevent the clean liquid food plan. In maximum instances, you can drink or devour the subsequent:
fat-unfastened bouillon or broth
the gelatin in flavors consisting of lemon, lime, or orange
undeniable espresso or tea, without cream or milk
sports activities liquids in flavors consisting of lemon, lime, or orange
strained fruit juice, consisting of apple or white grape—keep away from orange juice
water
Different bowel preps may also comprise exclusive mixtures of laxatives—drugs that you swallow or powders that you dissolve in water or clean liquids. Some human beings will want to drink a huge quantity, regularly a gallon, of liquid laxative over a scheduled quantity of time—most customarily the night time earlier than and the morning of the system. Your medical doctor may additionally prescribe an enema.
The bowel prep will purpose diarrhea so that you need to live near a bathroom. You may also locate this a part of the bowel prep hard; however, completing the prep could be very important. Call a fitness care expert when you have aspect outcomes that hold you from completing the prep.
A lady consuming a clean liquid from a glass.
The commands will encompass information about while to begin and prevent the clean liquid food plan.
Arrange for a trip domestic
For protection reasons, you may power for twenty-four hours after the system, because the sedatives or anesthesia want time to be put on-off. You will want to make plans for buying a trip domestic after the system.
How do docs carry out a colonoscopy?
A fitness care expert will location an intravenous (IV) needle in a vein on your arm or hand to offer you sedatives, anesthesia, or ache medicine so that you won’t be conscious or experience aches throughout the system. The fitness care group of workers will take a look at your critical symptoms and symptoms and hold you as snug as possible.
For the system, you’ll lie on a desk whilst the medical doctor inserts a colonoscope via your anus and into your rectum and colon. The scope inflates your huge gut with air for a higher view. The digital digicam sends a video photograph to a monitor, permitting the medical doctor to look at your huge gut.
The medical doctor may also flow you numerous instances at the desk to modify the scope for higher viewing. Once the scope reaches the outlet for your small gut, the medical doctor slowly gets rid of the scope and examines the liner of your huge gut again.
During the system, the medical doctor may also dispose of polyps and could ship them to a lab for trying out. You will now no longer experience polyp removal. Colon polyps are not unusual to place in adults and are innocent in maximum instances. However, maximum colon most cancers start offevolved as a polyp, so eliminating polyps early facilitates to save you most cancers.
What needs to I count on after a colonoscopy?
After a colonoscopy, you may count on the subsequent:
The anesthesia takes time to put on off completely. You’ll live in the sanatorium or outpatient middle for 1 to two hours after the system.
You may also experience cramping on your stomach or bloating throughout the primary hour after the system.
After the system, you—or a pal or own circle of relatives member—will get hold of commands on the way to take care of yourself after the system. You need to observe all commands.
You’ll want your pre-organized trip domestic because you won’t be capable of power after the system.
You need to count on complete healing and go back for your regular food plan through the following day.
After the sedatives or anesthesia are put on off, your medical doctor may also percentage what became determined throughout the system with you or, in case you choose, with a pal or own circle of relatives member.
If the medical doctor eliminated polyps or completed a biopsy, you can have mild bleeding out of your anus. This bleeding is regular. A pathologist will look at the biopsy tissue, and the consequences take some days or longer to return. A fitness care expert will name you or agenda an appointment to move over the consequences.
A medical doctor speaks with a male affected person who’s seated on an exam desk.
After the system, you—or a pal or own circle of relatives member—will get hold of commands on the way to take care of yourself after the system. You need to observe all commands.
What are the dangers of colonoscopy?
The dangers of colonoscopy encompass
bleeding
perforation of the colon
a response to the sedative, such as respiratory or coronary heart troubles
excessive ache on your stomach
death, even though this chance is rare
A take a look at screening colonoscopies determined the kind of four to eight severe headaches for every 10,000 procedures.3
You may also have not on time bleeding up to two weeks after the system. The medical doctor can diagnose and deal with not on-time bleeding with a repeat colonoscopy. The medical doctor may also want to deal with perforation with surgery.
Seek Care Right Away
If you’ve got any of the subsequent signs and symptoms after a colonoscopy, are searching for hospital treatment proper away:
excessive ache on your stomach
fever
bloody bowel moves that don’t get higher
bleeding from the anus that doesn’t prevent
dizziness
weakness
References
[1] Colorectal Cancer: Screening. U.S. Preventive Services Task Force. Updated May 18, 2021. Accessed May 25, 2021. www.uspreventiveservicestaskforce.org/uspstf/recommendation/colorectal-most cancers-screening#fullrecommendationstart External hyperlink
[2] National Cancer Institute. Colon most cancers treatment (PDQ®)-affected person model website. https://www.most cancers.gov/types/colorectal/affected person/colon-treatment-pdq#hyperlink/_93 NIH outside hyperlink. Updated February 27, 2017. Accessed July 20, 2017.
[3] Lin JS, Piper MA, Perdue LA, et al. Screening for colorectal most cancers: up to date proof file and a systematic evaluation for American Preventive Services Task Force. JAMA. 2016;315(23):2576–2594.