Could a CT scan and an MRI (both without contrast) miss a brain tumor?

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• Would a CT scan without contrast miss brain lymphoma?

  Could a ct scan miss lymphoma that has spread from another part of the body to the brain? The ct scan did not have contrast. Thanks!

  Answer:

  If you've been diagnosed with late stage lymphoma, it would be pretty obvious what the mass in your...

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• CT Scan Can Reveal a Brain Tumour and an MRI....Not ??? Is that possible?

  I just want someone, who knows about medical imaging, to explain to me whether there are situations when (i) a CT scan can reveal a tumour, whereas it would not be "visible" on an MRI scan? (ii) does "detection" of a tumour with an...

  Answer:

  Your question wound up in the section for the United States and here the only imagining exam a patient...

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• I had a CT scan and MRI done both without contrast about two months ago also both came up negative. I am?

  worried that I have a brain tumor. Would the ct scan and MRI of caught a brain tumor that would be cause me pain now? My neurologist will not give me another MRI and I am scared I don't know what to do. Am I just freaking myself out? I am just worried...

  Answer:

  Yeah, you're paranoid.

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• Does 4 or 5 msv of radiation from head ct scan enough to cause a brain tumor for my son?

  Answer:

  Don't worry. The odds that he'll develop cancer from that is so tiny, that it is insignificant. A normal...

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• We did a CT Scan of the brain, do we need an MRI?? Would it help, and what could it show that a CT wouldn't?

  Okay, we don't know what is wrong with my husband and I keep asking questions on here because I don't know what else to do. So please bare with me :o) My husband has been having terrible headaches since September. The Dr.'s can't figure out what is wrong...

  Answer:

  First, find a doctor that isn't a jerk. That is crucial. If they won't take you seriously, just about...

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• Can ct scan cause a brain tumor?

  radiation from mobile phones can cause brain tumor 10 or 20 years later what about a ct scan its much more radiation? do i need to worry? it was with and without contrast on a young boy does that mean after 20 years he will get brain tumor and die i...

  Answer:

  Re-posting this paranoid babble won't alter the truth. NO,it can't & neither does any 'phone.

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• What will a CT of the brain miss that an MRI won't?

  I was wondering what a brain CT with no contrast would miss that an MRI wouldn't. I know that often a CT will show "something" and then an MRI is done to clarify what ...show more

  Answer:

  Hi, Typically a CT scan is done first which picks up basic abnormalities in the brain. MRI without contrast...

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• CT Scan did not show brain tumor?

  I have had a CT scan and it was recommended I have a MRI for a possible small intracanalicular tumour. CT scans say on one side an auditory canal is 3.5 and the other is 6ml. What are the chances of this being a tumour?

  Answer:

  Instant Diagnosis*of any Disease and or the affected organ[s]---even Cancer, HIV/AIDS or any Incurable...

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• Ct scan of the brain without contrast show cancer,aneurysm or hemorrhage?

  Having a discussion with someone who says contrast dye is needed for all these scenarios to pick up, what about with no dye. Is a ct pointless then or could it pick up tumor or ...show more

  Answer:

  My head tumours showed up on an xray.

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