Doctor insights on:
Abdominal Ct Scan
Too long to list: Ct scan is a form of x-ray in which the radiation source & detectors rotate around the patient as she moves through the plane of the beam. As with all x-rays, it measures different density to the radiation, but the computer takes the raw data and reconstructs cross sectional images like slices of bread. While still limited to differences in density, it can resolve to a few millimeters. ...Read moreSee 1 more doctor answer
Ct uses xrays taken an 360 degrees combined with a computer to see"inside" the body. The table moves as the xray tube and detectors spin around the patient 10 times a second or more! the image shows excellent soft tissue detail, enhanced with injection of intravenous contrast or oral contrast. This way the body is shown in slices, in any plane, usually axially, but ...Read more
Fast and drink prep: You will be asked to fast for several hours beforehand. Then, you will probably be given some flavored contrast to drink, which is a type of dye to make the scans show more detail. You may also need to have an IV inserted to get IV contrast. The exact details will vary based on why the scan was ordered. The radiology department will give you exact instructions for your particular test. ...Read more
See: Radiologyinfo.Org for good info.Get a more detailed answer ›
Tri-phasic CT: Tri-phasic ct scans are used to evaluate the structure, the blood vessels and the nature of the organs. The three phases are: 1) before the intravenous contrast is given; 2) the arterial phase, when the dye is given rapidly as an injection, the effect is that it goes to the heart as a bolus and then to the aorta as a bolus, like an arteriogram; 3) the venous phase or equilibration phase. ...Read more
Several things: Can be seen on ct scan. The oral contrast helps deliniate some of the intestinal findings. Other organs are also seen such as liver, pancreas, gallbladder, aorta, lymph nodes, kidneys, urinary bladder, uterus or prostate, vertebral column, etc. Some structures are seen better than others. ...Read moreSee 1 more doctor answer
How risky is an abdominal CT scan for a 34 year old male? Starting to get nervous after reading a lot of material online.
What is the likelihood that I could die from oral and IV contrast for an abdominal CT scan. I'm terrified and I don't know why. Please help.
Discuss with doc: These dyes have had enormous clinical use and rarely cause any problems. The only risk is ultra rare sensitivity which usually occurs in those who have had exposure to these in the past. Discuss with your doctor who will be administering these to you to put you at ease. You might need some pre-test anti-anxiety medication. ...Read more
Ct scan uses data from a beam of xrays and reconstructs a cross sectional image of your body. It is a high dose of xrays and used only when the benefits outweigh the risk. Cancer risk is 1 in 500 in children. Also using iodinated contrast might cause transient renal failure in about 5% of patients. (contrast induced nepropathy) most do not explain this to the patient as ...Read more
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