CT scans are used to produce 2-dimensional images of a section of the body, but the 3-dimensional images can also be constructed by using the data. It can be compared to looking at one slice of bread within a whole loaf. These scans are quite common and used in hospitals globally and the CT scan procedure is the same for all.
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What is a CT Scan?
A CT scanner emits a series of narrow beams through the human body. It is different from an X-ray machine, it produces a more detailed final picture than an X-ray picture.
The CT scanner can see hundreds of different levels of density. It can see tissues within a solid organ.
What are the Uses of a CT scan?
It is useful for obtaining images of the CT scan procedure:
- The pelvis
- Soft tissues
- Blood vessels
CT scans are used to diagnosing many cancers, such as lung, liver, and pancreatic cancers.
The image of the scan allows a doctor to see and location of a tumor, its size, and how much it has affected nearby tissue.
A scan of the head can provide important information about the brain, like swelling, bleeding of the arteries, or a tumor.
A CT scan can be used to reveal a tumor in the abdomen. It can show any lacerations of the kidneys, spleen, or liver.
It can also be used to help a doctor assess bone density, bone diseases, and the state of the patient’s spine.
CT scans can also provide important data about injuries to a patient’s feet, hands, and other skeletal structures. Even small bones and their surroundings are clearly visible.
On the day of the CT Scan
Usually, you may be asked to undress, and put on a gown that the health center will provide. Avoid wearing jewelry. If the hospital does not provide a gown, the patient should ask to wear loose-fitting clothes that don’t have metal buttons and zippers.
Some patients may have to drink a contrast dye, to improves the picture of some blood vessels or tissues. As metal can interfere with the CT scan procedure, the patient will need to remove all jewelry and metal fastenings.
The CT Scan Procedure
The patient will need to lie down on a motorized examination table of a CT scanner machine during the CT scan procedure.
Generally, patients asked to lie on their back, facing up. But, sometimes, they may need to lie facedown or sideways according to the organ of the scan.
The couch will move slightly after one x-ray picture, and then the machine will start taking other images. The patient needs to stay still for a better quality of images.
During the CT scan procedure, the patient needs to stay in the room all alone. If the patient is a child, a parent or adult might be allowed to stand or sit nearby.
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What is the Risk Factor involved in the CT Scan procedure?
CT scans have a small dose of radiation.
These levels of radiation, even in people who have undergone several scans, have not proven to be harmful.
The chance of developing cancer through the CT scan is less than 1 in 2,000.
The Doctor asks for the scan only if there is a clear medical reason to do so. The results can lead to treatment for conditions that could otherwise be serious. When the decision is taken to perform a scan, doctors will ensure that the benefits outweigh any risk.
Problems that could possibly arise from radiation exposure include cancer and thyroid issues.
This is extremely unlikely in adults, and also unlikely in children. However, are more susceptible to the effects of radiation. This does not mean that health issues will result, but any CT scans should be noted on the child’s medical record.
In some cases, only a CT scan can show the required results. For some conditions, an ultrasound or MRI might be possible.
Can I have a CT scan if I am pregnant?
Any woman who suspects she may be pregnant should tell her doctor beforehand because there is a risk that the x-rays could harm the fetus.
CT Scans and Breastfeeding
If lactating, or breastfeeding, the mother needs an iodinated intravenous dye for contrast, she should avoid breastfeeding for about 24 hours as may pass into the breast milk.
Here we discussed the complete CT scan procedure including the risk factors, uses, and the preparation for the day. If you want more details about the same and looking for the scan you can visit our website or you can connect with us through Whatsapp at +91 9654030724.
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