The technologist will explain the procedure to you. CT scans have various purposes. You will hear clicking sounds, which are normal. It is normal and this sensation will disappear within one or two minutes. Cause of pain in the abdomen thought to be due to narrowing or blockage of one or more of the arteries that supply th… Why is this test done? Exams with IV contrast (dye) require renal panel (blood test) results within the last 90 days for the following patients: Patients with a history of diabetes mellitus, Patients with a history of multiple myeloma. Read AHI's blog! If you had mild to moderate reactions in the past, you will likely need to take medication prior to the CT scan. The more contrast you are able to drink, the better the images are for the radiologist to visualize your digestive tract. Be sure to discuss any concerns with your doctor prior to the procedure. If there are changes in surgeries or other scheduled appointments, your provider will notify you. Radiation exposure during pregnancy may lead to birth defects. This allows many different views of the same organ or structure. Contrast examinations may require you to fast for a certain period of time before the procedure. You should wear comfortable, loose-fitting clothing to your abdomen and pelvis CT scan. According to the American College of Radiology, possible diagnoses include: infections such as appendicitis, pyelonephritis or infected fluid collections, also known as abscesses. The X-rays absorbed by the body's tissues will be detected by the scanner and transmitted to the computer. CT scans use X-ray technology and advanced computer analysis to create detailed pictures of your body. Please remove all piercings and leave all jewelry and valuables at home. CT scans may be performed on an outpatient basis or as part of your stay in a hospital. Computed tomography (CT scan or CAT scan) is a noninvasive diagnostic imaging procedure that uses a combination of X-rays and computer technology to produce horizontal, or axial, images (often called slices) of the body. A computed tomography (CT) scan can create cross-sectional images of any part of your body using special X-rays and a computer. Contrast refers to a substance taken by mouth or injected into an intravenous (IV) line that causes the particular organ or tissue under study to be seen more clearly. The images of your scan will be examined by a radiologist and the results will be sent to your referring physician who will review the results of the scan with you. If so, a gown will be provided for you. CT of the abdomen and pelvis is a special type of imaging performed with intravenous contrast material after the ingestion of oral barium. The technologist(s) will be able to see and hear you at all times during the exam. If you are having a computed tomography angiography (CTA) or virtual colonoscopy with Johns Hopkins radiology, you will be given specific instructions when you make your appointment. There are two different types of substances used for oral CT contrast. Computed tomography (CT or CAT scan) is one of the most commonly used medical imaging procedures in clinical practice, along with radiography (x-ray) and magnetic resonance imaging (MRI). A CT scan of the abdomen and pelvis can help diagnose problems in the bladder, uterus, prostate, liver or bowels. You will lie on a scan table that slides into a large, circular opening of the scanning machine. CT scans have various purposes. The technologist(s) will remove the IV (if one is used) and provide written instructions on how to proceed after your exam. The first, barium sulfate, is the most common oral contrast agent used in CT. You will be asked to stay in the CT department for approximately 10 minutes after the completion of your exam. You will need to let your doctor know if you have ever had a reaction to contrast media, or kidney problems. If you have problems with your kidney function, please inform the access center representative when you schedule the appointment. Another use of abdominal CT is to provide guidance for biopsies and/or aspiration of tissue from the abdomen. In standard X-rays, a beam of energy is aimed at the body part being studied. 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. As the scanner begins to rotate around you, X-rays will pass through the body for short amounts of time. 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. Some patients should not have an iodine-based contrast media. They are more detailed than regular X-rays. The source of bleeding that starts in the intestinesor elsewhere in the belly or pelvis 3. If your exam requires an iodine contrast injection, you will be asked to sign a consent form. A CT scan uses x-rays to look at bones, muscles, body organs, and blood vessels. A computerized tomography (CT) scan combines a series of X-ray images taken from different angles around your body and uses computer processing to create cross-sectional images (slices) of the bones, blood vessels and soft tissues inside your body. Your doctor will notify you of this prior to the procedure. Abdomen and Pelvis CT Scan with Contrast. CT scans utilize X-rays to form images of organs and tissues inside the body (for example, abdominal organs, brain, chest, lungs, heart) while colonoscopy is a procedure that can visualize only the inside surface of the colon. 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. If so, a gown will be provided for you. 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. The technologist will use all possible comfort measures and complete the procedure as quickly as possible to minimize any discomfort or pain. You should notify the technologist if you feel any breathing difficulties, sweating, numbness or heart palpitations. CT scans are painless and usually only take about 15 minutes. The abdomen and pelvis contain the digestive organs as well as the urinary, endocrine, and reproductive systems. These scans are used to diagnose a host of different stomach ailments, as well as to evaluate or examine possible sources of abdominal pain. The computer will transform the information into an image to be interpreted by the radiologist. 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. This will help accelerate the registration process. Please call (805) 681-7671 to schedule your appointment. Depending on your oral medication for diabetes, you may be asked to discontinue use of the medication for 48 hours after the CT scan. 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 you have a CT scan with Johns Hopkins radiology, detailed instructions will be given following your examination. 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. In computed tomography, the X-ray beam moves in a circle around the body. 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. 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. The abdomen contains organs of the gastrointestinal, urinary, endocrine, and reproductive systems. It is very important to remain very still during the scan to obtain optimal image quality. Oral contrast is often used to enhance CT images of the abdomen and pelvis. Please check-in at the main registration desk and then check-in at the radiology reception desk. If an IV line was inserted for contrast administration, the line will be removed. However, you will be in constant sight of the technologist through a window. In some cases, the contrast media can cause kidney failure, especially if the person is dehydrated or already has underlying kidney disease. What Is a CT Scan of the Abdomen or Pelvis? CT Scan of Abdomen A CT scan (also called a CAT scan) is a noninvasive, painless medical test that helps physicians diagnose and treat medical conditions. You may also take your prescribed medications prior to your exam. You may be able to have the scan performed without contrast media or have an alternative imaging exam. Risks associated with radiation exposure may be related to the cumulative number of X-ray examinations and/or treatments over a long period of time. CT stands for computed tomography. These plans will be discussed with you in detail when you schedule your exam. Generally, a CT scan follows this process: You may be asked to change into a patient gown. A computed tomography (CT) scan is an imaging test that uses X-rays and a computer to make detailed images of the body. If you experience any itching, sneezing, nasal congestion, scratchy throat or swelling or your face, please inform the technologist immediately. CT scans of the abdomen are useful in monitoring tumors and other conditions of the abdomen before and after treatment. 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 contrast is required, the technologist will start an IV in your arm and contrast will be injected through the IV. It is performed with a higher radiation dose and larger dose of IV contrast, which helps to evaluate subtle areas of bowel inflammation. CT Scan of Abdomen A CT scan (also called a CAT scan) is a noninvasive, painless medical test that helps physicians diagnose and treat medical conditions. 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. You may want to ask your doctor about the amount of radiation used during the CT procedure and the risks related to your particular situation. 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. CT of the Abdomen/Pelvis Your doctor has requested a computed tomography scan (CT or CAT) of your abdomen and pelvis. The contrast media improves the radiologist's ability to view the images of the inside of the body. A locked will be provided to secure all personal belongings. CT scans provide more-detailed images of more types of tissue than traditional X-rays do, which allows your doctor to detect and locate many medical conditions. Please wear comfortable clothing (ideally without metal) and leave your jewelry and valuables at home. You should wear comfortable, loose-fitting clothing to your abdomen and pelvis CT scan. Cancer in the liver, kidneys, and pancreas 3. CT scan images provide more-detailed information than plain X-rays do.A CT scan has many uses, but it's particularly well-suited to quickly examine people who may have inter… A computerized tomography (CT) scan of the stomach, commonly called a stomach CT scan, is a noninvasive medical procedure that produces three-dimensional scans of the entire abdomen region. 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. The technologist will be in another room where the scanner controls are located. Speakers inside the scanner will enable the technologist to communicate with and hear you. 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