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Doctor insights on: Ct Scan Of Head Without Contrast

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What does CT scan of head without contrast show?

What does CT scan of head without contrast show?

Many things.: It can detect many conditions. Ct is particulaly good at detecting bleeding in the acute setting and hydrocephalus, and some masses. It's not nearly as good as MRI for looking at small structures and white matter disease. Both ct and MRI are usually more sensetive and specific when contrast is given. ...Read more

Dr. Shari Jackson
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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Is it possible for a CT scan of the head *without* contrast to show an unruptured brain aneurysm?

Is it possible for a CT scan of the head *without* contrast to show an unruptured brain aneurysm?

It is: possible, but not probable. The aneurysm would have to be relatively large, and even then the noncontrast appearance may not be specific. ...Read more

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Can a CT scan of the head without contrast dye detect brain aneurysms?

Can a CT scan of the head without contrast dye detect brain aneurysms?

Yes: While plain ct scan is not the best test for aneurysm, large aneurysms can potentially be spotted. Mri is a better test, especially when blood vessels are looked at as well. ...Read more

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Can a non contrast head CT scan miss anything?

Can a non contrast head CT scan miss anything?

Yes: A ct scan with IV contrast will be more sensitive for detecting lesions than a non-contrast ct, and an MRI with contrast is even better than a ct scan. ...Read more

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Does the head CT scan with and without contrast i got affect my ability to have children in future ?Does it mean that i can't marry now ? Im only 26yr

Does the head CT scan with and without contrast i got affect my ability to have children in future ?Does it mean that i can't marry now ? Im only 26yr

No Worries: The radiation from 1 head ct does not measurably increase your risk of cancer in the future. The radiation was no where near your testicles, and even if it was, there is no measurable risk for birth defects in children. Finally, the contrast was eliminated from your body within 24 hours, assuming no kidney problems. ...Read more

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If a head CT scan with and without contrast ruled out brain tumor can I be sure that i don't have a brain tumor?

If a head CT scan with and without contrast ruled out brain tumor can I be sure that i don't have a brain tumor?

Why do you worry?: Cat scan is adequate to demonstrate even a modest size lesion, and seems reassuring. Yet, you remain focused and perhaps doubtful. Urge you contact a counselor and explore the underlying causes of your persistent concerns. Actually brain tumors are quite uncommon. ...Read more

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I been sneezing alot, head pressure when i bend down and dizzness/ my head feels heavy. Had head CT scan no contrast recently, no problems. Any ideas?

I been sneezing alot, head pressure when i bend down and dizzness/ my head feels heavy. Had head CT scan no contrast recently, no problems. Any ideas?

Allergy symptoms: It sounds like you may be experiencing seasonal allergy symptoms. Start by seeing your regular doctor to begin some symptom control. Consider allergy testing to find out what specific allergens you are reacting to. ...Read more

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How dangerous is head CT scan?

How dangerous is head CT scan?

Go to: Acr accredited scanner to be safest. Only small risk. See radiologyinfo.Org. ...Read more

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What is the average cost for a head CT scan?

What is the average cost for a head CT scan?

Depends: Ct;s used to cost around $1000. Many ct's today are much less expensive- some can be performed for around $300-500. ...Read more

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I need help understanding my head CT-scan reports?

I need help understanding my head CT-scan reports?

If you have: a specific question about the report that can be answered briefly, you can post it here. If it is more extensive, please feel free to schedule a consultation. ...Read more

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What can be diagnosed with head CT scan?

What can be diagnosed with head CT scan?

Hemorhage: This test is very sensitive at detecting blood leaking into the brain. Many other things may also be found such as stroke, tumor, anomalies, sinusitis. ...Read more

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What does a head CT scan cost in se asia?

What country: First what country, low cost means nothing in health care delivery system dynamics, for example in india you can get head ct for $ 15 if stranded in a remote area one may not be able to reach for it. ...Read more

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What is the average cost for a head CT scan without insurance?

Shop around.: Depending or not if contrast is used, it could range from a few hundred (300) to a thousand plus. If you're fortunate enough to live in a location with various imaging centers - just call them. And ask them for their "cash price". Unfortunately, there's not good transparency in prices for medical care, but with enough work you can get some comparison prices. Good luck! ...Read more

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I am having a head CT scan, what can they see about the nerves?

Little: Ct scans of the head show the brain- not the nerves. Sometimes you can see a few of the cranial nerves. The purpose of the ct scan is to see the brain for diseases within the brain tissue. ...Read more

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How dangerous is a head CT scan for 2 months old baby?

How dangerous is a head CT scan for 2 months old baby?

Not dangerous: Much less dangerous than any of the reasons that the ct is being ordered for in the first place. ...Read more

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What does a head CT scan rule out, if you fell and hit your head?

Fracture or bleed: A non contrast head ct is indicated if there has been significant trauma to the head to rule out bleeding around or within the brain. It will also identify fractures of the skull that would be missed on a regular x-ray. ...Read more

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Could they inject you with something when you get a head CT scan?

Possibly: Ct scan of the head can be done either with or without contrast injection. It depends of what your symptoms are and what the doctor that ordered the ct scan is looking for. ...Read more

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Can you tell me how dangerous is head CT scan for 2 months old baby?

Can you tell me how dangerous is head CT scan for 2 months old baby?

Risk vs. Benefit: It all comes down to risk versus benefit. Speak to your doctor. Radiation for infants and children are to be kept "alarp" (as low as reasonably possible). Make sure the study is done at a center or hospital where pediatric radiology is normally performed. You can also speak to the pediatric radiologist at that center to feel more comfortable with the exam for your child. ...Read more

Dr. Michael Gabor
1,836 doctors shared insights

Ct Scan (Definition)

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