What is a CT scan of the abdomen? Please remove all piercings and leave all jewelry and valuables at home. It is performed with a higher radiation dose and larger dose of IV contrast, which helps to evaluate subtle areas of bowel inflammation. There may be other risks depending on your specific medical condition. Abdominal CT scans are used to gain insight into undiagnosed pain, injury, and disease in the organs and structures of your abdominal cavity. CT scans of the abdomen are useful in monitoring tumors and other conditions of the abdomen before and after treatment. The most common type of CT scan with contrast is the double contrast study that will require you to drink a contrast media before your exam begins in addition to the IV contrast. While the CT procedure itself causes no pain, having to lie still for the length of the procedure might cause some discomfort or pain, particularly in the case of a recent injury or invasive procedure such as surgery. The second type of contrast agent is sometimes used as a substitute for barium and is called Gastrografin. If you have a CT scan with Johns Hopkins radiology, detailed instructions will be given following your examination. @ 2020 A reported seafood allergy is not considered to be a contraindication for iodinated contrast. We recommend you print and fill out the CT questionnaire form(s) before arriving. Contrast examinations may require you to fast for a certain period of time before the procedure. CT colonography (also known as virtual colonoscopy) can be used to screen for both large colorectal polyps and colorectal tumors. It will be important that you remain very still during the procedure. They are more detailed than regular X-rays. Other options will be discussed with you and your doctor. CT scans may be done with or without "contrast." We continue to provide in-person care and telemedicine appointments. If so, a gown will be provided for you. It is performed with a higher radiation dose and larger dose of IV contrast, which helps to evaluate subtle areas of bowel inflammation. CT stands for computed tomography. Pillows and straps may be used to prevent movement during the procedure. Metal objects, including jewelry, eyeglasses, dentures and hairpins, may affect the CT images and should be left at home or removed prior to your exam. HOW DO I … Some patients should not have an iodine-based contrast media. CT scans have various purposes. Normal CT scan of the abdomen. For oral contrast, you will be given a liquid contrast preparation to swallow. A few comments about the scan: this is a CT of the Abdomen and Pelvis, Enterography protocol; this is a higher quality study than a standard CT. A plate behind the body part captures the variations of the energy beam after it passes through skin, bone, muscle, and other tissue. Sansum Clinic, Diabetes & Pre-Diabetes Education Programs, Accommodations for People with Disabilities, Job Openings - Physicians & Practitioners, Download and print the questionnaire and forms you may need to complete prior to your visit >. If there are changes in surgeries or other scheduled appointments, your provider will notify you. Images are generated and can be viewed on a computer monitor and burned on … A computerized tomography scan (CT or CAT scan) uses computers and rotating X-ray machines to create cross-sectional images of … There are no dietary or physical restrictions following your CT scan. Diagnostic Imaging Services answers the question, “Why would a doctor recommend a CT of the abdomen and pelvis?” This type of CT scan is typically used to help diagnose the cause of abdominal or pelvic pain and diseases of the internal organs, small bowel and colon. From that time on you may only have clear liquids (clear broth, clear fruit juice, soda drinks, coffee or tea without cream). The technologists will be able to see and hear you at all times during the exam. When the procedure has been completed, you will be removed from the scanner. CT stands for computed tomography. CT is an advanced form of X-rays that uses a narrow X-ray beam and advanced computer software to create detailed cross-sectional images of the body organs. If so, a gown will be provided for you. The computer will transform the information into an image to be interpreted by the radiologist. You will lie on a scan table that slides into a large, circular opening of the scanning machine. CT of the Abdomen: Exam Description Your doctor has ordered a CT (Computed Tomography) of your abdomen. You may also take your prescribed medications prior to your exam. A computed tomography (CT) scan is an imaging test that uses X-rays and a computer to make detailed images of the body. Masses and tumors in the abdomen or pelvis, including cancer, when needed to help plan treatment 4. CONTRAST MEDIA: CT scans are most frequently done with and without a contrast media. Computed tomography is an imaging procedure that uses special x-ray equipment to create detailed pictures, or scans, of areas inside the body. They include helping to diagnose a condition, guiding medical procedures, such as needle biopsies, and monitoring the effectiveness of certain treatments, such as cancer treatments. If you take metformin/Glucophage, or a related medication, you may be asked to stop taking the medication for at least 48 hours after the contrast is administered, as it may cause a condition called metabolic acidosis, or an unsafe change in your blood pH. A computerized axial tomography scan is also called a CT scan or a CAT scan. A computed tomography (CT) scan can create cross-sectional images of any part of your body using special X-rays and a computer. The X-ray information is sent to a computer that interprets the X-ray data and displays it in a two-dimensional (2D) form on a monitor. If you notice any pain, redness, and/or swelling at the IV site after you return home following your procedure, you should notify your doctor as this could indicate an infection or other type of reaction. You will hear clicking sounds, which are normal. These effects include a flushing sensation, a salty or metallic taste in the mouth, a brief headache, or nausea and/or vomiting. MRI & MRA - Magnetic Resonance Scanning >, © It is a good idea to keep a record of your past history of radiation exposure, such as previous CT scans and other types of X-rays, so that you can inform your doctor. If contrast dye is used, you may experience a warm sensation all over your body and a metal taste in your mouth. A CT scan shows details of the bones, muscles, fat, soft tissues, organs, and blood vessels. If your exam is schedule after 2:30 pm, on the morning of your exam, you may have a regular breakfast before 9:00 am. This technique is able to create pictures of the blood vessels in your belly (abdomen) or pelvis area. The technologist will explain the procedure to you. Additionally, an abdominal CT scan can be used to examine your organs, intestines, and colon. The only exception being patients in who a fistula/ leak from bowel is the primary concern or is to be excluded. A CT scan uses x-rays to look at bones, muscles, body organs, and blood vessels. You may be given a gown to wear during the procedure. Any known reactions to a contrast media should be discussed with your personal physician. If you have diabetes and received an iodine contrast injection for your CT scan, you should stop taking certain medications (a list will be provided to you by the technologist) for 48 hours. If you are pregnant or suspect that you may be pregnant, you should notify your health care provider. This will help accelerate the registration process. If you did not fill out the CT questionnaire and other required forms, you will be asked to fill out all required paperwork upon check-in. General Information | Self-Checker | Donate and Lend Support | Staff Appreciation | Get Email Alerts. Cedars-Sinai 's S. Mark Taper Foundation Imaging Center has a team of specialists who focus on taking and interpreting CT scans. CT scans of the abdomen can provide more detailed information about abdominal organs and structures than standard X-rays of the abdomen, thus providing more information related to injuries and/or diseases of the abdominal organs. PLOS One: “Consistent Surgeon Evaluations of Three-Dimensional Rendering of PET/CT Scans of the Abdomen of a Patient with a Ductal Pancreatic Mass.” American Cancer Society: “CT Scan … Learn about our expanded patient care options, visitor guidelines and COVID-19 vaccine information. ALLERGY: Please inform the access center representative when you schedule your CT scan if you have had an allergic reaction to any contrast media. If your scan requires oral contrast, please follow these instructions: You may have your regular diet/meals until 11:00 pm the night before the exam. Be sure to discuss any concerns with your doctor prior to the procedure. Computed tomography, more commonly known as a CT or CAT scan, is a diagnostic medical test that, like traditional x-rays, produces multiple images or pictures of the inside of the body. Once the exam is completed, the IV will remain in your arm and the technologist will bring you to a comfortable resting area. A CT angiography scan quickly makes detailed pictures of the blood vessels inside your belly or pelvis. IV contrast will not be administered if you have had a severe or anaphylactic reaction to any contrast media in the past. What Is a CT Scan? 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