Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
What will I experience during the procedure? Most MRIs are painless. You will feel a slight prick when the IV line is inserted into your vein and some slight bruising when it is removed. imaging to diagnose and treat diseases, will analyse your results and send a signed report to your primary care or referring physician, who will share the results with you. PGS/RAD/56/01/E Patient Guide Series GETTING AN MRI OF THE HEAD NOTES The area of the body that is being imaged may feel slightly warm and you should notify the technologist if this bothers you. Once you are injected with contrast material, you may have a warm, flushed or burning sensation during the process. You will be alone in the exam room during the scan but your technologist will be able to see, hear and speak with you at all times. You will hear some sounds when the MRI machine is operating. You will be given earplugs to help reduce the noise level. Women who are nursing mothers should avoid breastfeeding their baby for up to 48 hours after the procedure. When will I be allowed to go home? An MRI of the head is an outpatient procedure. Unless you received a sedative, no recovery period is needed and you may resume your normal diet and activities immediately following the procedure. Who interprets my results and how do I get them? A radiologist, a physician trained to use medical Shaukat Khanum Memorial Cancer Hospital and Research Centre 7A Block R-3, Johar Town, Lahore, Pakistan Tel: +92 42 3594 5100 Ext 2299 | Fax: +92 42 3594 5150 www.shaukatkhanum.org.pk Shaukat Khanum Memorial Cancer Hospital and Research Centre What is an MRI? Magnetic resonance imaging, commonly known as an MRI, is a scan that uses radio waves and powerful magnets to produce detailed images of organs, soft tissues, bone and other internal body structures. What is the use of an MRI of the head? Your physician has probably asked you to have an MRI of the head to help diagnose any development abnormalities, tumours in the brain, an aneurysm or abnormal widening of the artery due to a weakness in the wall of the blood vessel, any disorders in the eyes or inner ear, stroke, disorders of the nervous system. An MRI of the head also helps document the brain function of patients with dementia and also comes in use assess the condition of a trauma patient. or technologist will draw a small amount of blood before the procedure to make sure that your kidneys are working properly. exposure to the baby. You should also inform your physician if you are breastfeeding at the time of the exam. Is there any information I should relay to my physician before the scan? How is the procedure performed? If you suffer from claustrophobia, you should let your physician know. In this procedure, you will typically be placed into a small, enclosed area. In some cases, a mild sedative may be given to relax you during the procedure. Be sure to inform your physician of any recent illnesses or other medical conditions such as a history of heart or kidney disease, asthma, diabetes, or thyroid problems. Let your physician know if you have any implanted devices, such as a defibrillator or pacemaker, as the magnet can affect them during the process and they can pose a danger to you. How can I prepare for the procedure? Remove all metal objects such as jewellery, eyeglasses, dentures and hairpins. These objects can affect medical images and should be removed prior to your exam. You should also notify your physician of any allergies, especially to contrast material or anaesthesia, and about any medications you may be taking. It is important to note that the contrast material used in an MRI does not contain iodine and is less likely to produce an allergic reaction. You will receive specific instructions if any changes that need to be made to your regular medication schedule. You may be asked not to eat or drink anything several hours before your scan, especially if you will be given contrast material, which is a dye that enhances the visibility of certain tissues or blood vessels. If contrast material will be used, a nurse Women should always let their physician or technologist if there is a possibility that they are pregnant because the x-rays can harm your baby. If an x-ray is absolutely necessary, precautions will be taken to minimise radiation Wear comfortable, loose clothing to the Hospital. You may be asked to wear a gown during the procedure. You will be positioned on the scan table. Straps and pillows may be used to maintain your position and hold still during the exam. Small devices capable of sending and receiving radio waves may be placed around or adjacent to your body. If contrast material is to be used, an intravenous (IV) line will be inserted into the small vein in your hand or arm. Your technologist will place you inside the MRI unit and then leave the room so that some initial scans can take place. Next, if required, you will be injected with contrast material, a dye that enhances the visibility of certain tissues or blood vessels, via the IV line. Another series of scans will take place after this takes place. Once this is completed, your technologist will ask you to wait until they have determined that your images are readable. Finally, your IV line will be removed. The entire process is usually completed within 45 minutes. If you are also schedule for an MRI spectroscopy, a test that provides information on the chemicals present in the body's cells, this may also be performed during the MRI exam and will add approximately 15 minutes to the exam time.