9/17/2023 0 Comments Radiation and ct scansThe ring inside the gantry moves in a circle around you as it takes the x-ray images.Depending on the body part and the condition being investigated, a number of images may be taken as the table moves in and out of the circular hole.The table slides into the circular hole in the machine.This substance may cause a strange warm feeling that lasts for a few seconds, a funny metallic taste in the mouth or the sensation that you have ‘wet’ yourself. You may be given an intravenous injection of an iodinated contrast medium (a type of dye) to help produce better images.The radiographer may use straps and foam pillows to position your body and help keep you still. You must remove all metal objects including jewellery. You will be asked to undress and wear a hospital gown.In some cases, the contrast agent is administered as an enema. This drink is an oral contrast agent that helps to enhance pictures of the stomach, small intestines and bowel. You may be given a large drink to consume before the procedure.Generally, the procedure includes the following: The doctor may advise another type of medical imaging or diagnostic test. A very obese person may be too big for the circular hole of the CT machine.Your doctor will give you detailed instructions on how to prepare for the test and what to expect. You may have to go without food and drink for a certain length of time before the procedure.The contrast material may be taken orally or by an intravenous injection (or both). Some CT scans require the use of contrast material to improve the image quality. Follow all the instructions you are given.Tell the doctor about any implanted device you may have such as a pacemaker or medication pump, as metal objects may distort the images.The doctor may give you a mild sedative to help you relax during the procedure. Tell the doctor if you experience claustrophobia (fear of small spaces).Tell the doctor if you have allergies, diabetes, thyroid condition or renal (kidney) impairment.Tell the doctor if you are pregnant or think you may be pregnant.Medical issues to consider before a CT scan alternative to some types of exploratory or diagnostic surgery.visual aid to certain interventional procedures (going inside the body) such as biopsy or needle aspiration.visual aid to radiotherapy administration.diagnosis of disease, particularly cancer.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |