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Doctor insights on: Ct Orbits Sella Or Iac Without Contrast

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Can ct head/orbit cause : lightheaded dizzy w/ brief low rumble noise, headache w/ tingling forehead? Dr said maybe anxiety, but no hx panic. Attacks

Can ct head/orbit cause : lightheaded dizzy w/ brief low rumble noise, headache w/ tingling forehead? Dr said maybe anxiety, but no hx panic. Attacks

No, a CT cannot: CAUSE these symptoms. In fact, a CT may HELP DIAGNOSE reasons for dizziness and headache, such as sinusitis. Your doctor is correct that anxiety can cause dizziness and tingling, even without "panic attacks". If you have your CT on a disc, I can explain it to you on HealthTap Concierge healthtap. Com/saurbornmd. ...Read more

Dr. Milroy Samuel
1 Doctor shared a insight

Computed Tomography (Definition)

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


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What does CT of orbits tell you?

What does CT of orbits tell you?

A lot: Orbital ct is best for showing the bones and acute bleeding in the orbit. It is also good for delineating the differences in some tissue including muscles and fat. It is usually used in trauma to look at broken bones, bleeding or infection. It is also helpful in looking at orbital tumors and for certain types of foreign bodies. ...Read more

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What does it mean to have a head and orbit CT with contrast?

What does it mean to have a head and orbit CT with contrast?

Imaging: Your brain and eyes. Using dye to get better pictures. See radiologyinfo. Org. ...Read more

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What does it mean to have a head and orbit CT w/ and w/o contrast?

What does it mean to have a head and orbit CT w/ and w/o contrast?

Specific CT exam: CT or cat scan takes an image inside your body. CT of the head is used to look at your brain and skull. CT of the orbit looks at your eye socket. Contrast is occasionally used to help image and characterize the orbit or brain and get more information. CT of the chest looks at your lungs and chest, and CT of the abdomen and pelvis looks at your body below the diaphragm. ...Read more

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Can you tell me what it mean to have a head and orbit CT w/ and w/o?

Contrast: It just means with and without contrast. The contrast can help in detecting tumors or abscesse ...Read more

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The doctors say my baby needs a CT scan of orbits. What does that mean?

The doctors say my baby needs a CT scan of orbits. What does that mean?

View eye sockets: Your doctor has ordered the orbital ct scan to evaluate the eyes, eye socket and its contents. You should ask your doctor why your child needs the ct scan. Specifically as him what he/she is worried about and what he is looking for. ...Read more

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What are CT scan of your eye orbits used to detect?

What are CT scan of your eye orbits used to detect?

Several things: Such questions are better answered in proper context. Was it a trauma, pain in orbit, vision problem or prominence of the eye on one side, and what the exam showed when ct was ordered. Tests should always be ordered after thorough, history, physical exam and review of previously done tests, to evaluate for specific pathology, when ct seems a better test than other tests available to evaluate orbit. ...Read more

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What is the definition or description of: orbit ct?

Eye CT scan: Orbit ct means a ct scan of the structures around the eye. It is typically used to identify abscesses (infections) of the eye area, broken bones around the eye socket, and presence of foreign bodies (tumors, trauma) in the eye socket. ...Read more

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Should I be concerned if my 11 yr old has to have a CT of his head and orbits w/ and w/o what does this mean?

Should I be concerned if my 11 yr old has to have a CT of his head and orbits w/ and w/o what does this mean?

More info: I would really need to know why the doctor ordered the scans to give you any useful information. I'm sorry, but there are just too many possible reasons to order these scans. ...Read more

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I got a orbit CT scan today (around the eye), is there risk involved with CT scan?

No: There is no significant risk. There is likely much more risk in not getting one. This impairs the doctor's ability to determine what is going on. ...Read more

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Difference betwee bronscopy and CT with contrast?

Difference betwee bronscopy and CT with contrast?

The: Ct looks for an radiological finding that suggests abnormality and a brochoscopy actually looks at the living tissue with a camera and often takes a biopsy to send for pathology. Ct can be used to get a biopsy as well with a guided needle. ...Read more

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Do you need IV contrast with CT colonography/oscopy?

Do you need IV contrast with CT colonography/oscopy?

It depends...: Some centers use IV contrast, citing increased sensitivity for the detection of polyps. Other institutions feel the risk of complication from IV contrast outweighs the benefits and do not give IV contrast. I would discuss it with the radiologist reading your study and determine what will be best in your case. I hope this helps. ...Read more

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Could a CT scan without contrast show an aneurysm?

Yes: The contrast is to show blood flow. While some aneurysms have wall to wall flow, most are lined by thrombus, with only the central portion of the aneurysm showing flow. The CT scan can show the wall of the vessel, as well as flow. An arteriogram only shows flow. ...Read more

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What does a CT without contrast of the brain show?

What does a CT without contrast of the brain show?

CT brain: One of the most common reasons to order CT brain without contrast is to rule out a cerebral hemorrhage - new blood shows up better, and can be obscured with contrast. Structures and any abnormalities such as lesions can still show up quite well without contrast, especially with newer CT imaging. Hope that helps! ...Read more

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How can contrast make cancer stand out on a CT scan?

How can contrast make cancer stand out on a CT scan?

Blood supply: Cancers can either have more or less blood supply than the organs they are in. Without contrast the cancer and organ usually look similar in brightness. But when contrast is given the relative brightness level can become dramatically different based on the difference in blood supply and as a result the tumor is much easier to identify. ...Read more

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Can MRI without contrast diagnose stroke or is CT better?

Can MRI without contrast diagnose stroke or is CT better?

MRI: Both studies are commonly used in the early evaluation of stroke. A ct can rule out a hemorrhagic stroke quickly in the er. A MRI is more sensitive for a ischemic stroke but takes longer to perform. ...Read more

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Can a CT scan without contrast show a tumor in your bladder?

Can a CT scan without contrast show a tumor in your bladder?

It may: But a contrast enhanced study would be more sensitive. If concerned, see a urologist for full evaluation and diagnostic work-up. Best wishes. ...Read more

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What is involved in having a contrast CT scan for my kidneys?

What is involved in having a contrast CT scan for my kidneys?

Iv contrast +/- oral: After taking the contrast, taking the images does not take long. The IV contrast has potential 2 problems. You may be allergic to it like any medicine and it may slow down the kidneys if they are not working near full capacity. Your doc can tell the risk based on blood tests of kidney function. ...Read more

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Would a CT of the chest with contrast see asd? Septal defect?

Would a CT of the chest with contrast see asd? Septal defect?

Usually not: But it can show some indirect evidence. You might want to get 2 d echo or trans-oesophgeal echo is you have a suspicion of asd. ...Read more

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Can you tell me how contrast make cancer stand out in a CT scan?

Can you tell me how contrast make cancer stand out in a CT scan?

Vascularity: The contrast makes blood vessels whiter to stand out. Most tumors are hypervascular, they have more blood vessels. This makes them easier to see with contrast. Some tumors are not hypervascular and can be seen because they are less white than the surrounding tissues. Otherwise an MRI may be required to see the tumor. ...Read more

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What is the difference between MRI contrast and CT scan contrast?

What is the difference between MRI contrast and CT scan contrast?

Not same: Mri contast gadolinium does not contain iodine while ct contrast contains iodine. An allergic reaction to ct contrast does not mean that you will have a reaction to gadolinium during your MRI scan. True allergies to the MRI contrast are exrtremely rare; however, you may still experience some symptoms like feeling lightheaded or nauseated due to the injection. Good luck with the exam! ...Read more

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Can doctors tell me what does the CT scan contrast dye taste like?

Various Flavors: The oral ct contrast is a dilute barium suspension which can have different flavors depending on the manufacturer. There could be banana, orange, etc. ...Read more

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Can 2 CT scans with contrasr miss anything wrong in the GI tract?

Yes: There can be structural, infectious and metabolic problems within the intestine and liver that are missed by ct scans. Blood work, physical examination, dietary changes, and stool cultures will determine if direct visualization by scope is necessary. ...Read more

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After CT scan what is duration of contrast medium (iodine) in body?

After CT scan what is duration of contrast medium (iodine) in body?

Are you sure.: If radio active iodine is used it is i-131 which has half life of less than 9days, then calculate every 9 days half of it will be eliminated in the body with I -131. Not bad if we did not synthesize i- 131 imagine if it is i- 129 which had half life of 15.7 million years. ...Read more

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I had a CT scan without contrast on my head. What will that tell docs?

Many things: A non-contrast ct is really done for acute scenarios - mostly in the er - to rule out acute bleeds, particuarly in patients with trauma or altered mental status. It's a quick test, but doesn't offer a ton of info. If not an urgent situation, a contrast enhanced ct or MRI are preferable as they give much more information. ...Read more