What conditions can cause an abnormal MRI?

Abnormal results may be due to:
  • Abnormal blood vessels in the brain ( arteriovenous malformations of the head )
  • Tumor of the nerve that connects the ear to the brain ( acoustic neuroma )
  • Bleeding in the brain.
  • Brain infection.
  • Brain tissue swelling.
  • Brain tumors.
  • Damage to the brain from an injury.
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How common is an abnormal brain MRI?

Katzman et al. reported a prevalence of 1.1% for clinically serious abnormalities, such as brain tumors, in a retrospective study of a heterogeneous population of volunteers, 3 to 83 years old, who were participating in a variety of research studies.
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What Neurological disorders Can an MRI detect?

MRI is used to diagnose stroke, traumatic brain injury, brain and spinal cord tumors, inflammation, infection, vascular irregularities, brain damage associated with epilepsy, abnormally developed brain regions, and some neurodegenerative disorders.
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What abnormalities can an MRI detect?

1). MRI can be used to detect brain tumors, traumatic brain injury, developmental anomalies, multiple sclerosis, stroke, dementia, infection, and the causes of headache.
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How do you know if an MRI is abnormal?

MRI interpretation Systematic approach
  1. Start by checking the patient and image details.
  2. Look at all the available image planes.
  3. Compare the fat-sensitive with the water-sensitive images looking for abnormal signal.
  4. Correlate the MRI appearances with available previous imaging.
  5. Relate your findings to the clinical question.
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Spine Talk: How Abnormal is an Abnormal MRI?



What does an abnormal MRI mean?

In the simplest terms, an abnormal brain MRI means that the scan does not show a healthy brain. The scanned image may show structural damages that may indicate injury but also lesions, inflammation, swelling, and bleeding.
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What does MS look like on MRI?

How does MS appear on an MRI scan? MS activity appears on an MRI scan as either bright or dark spots. Typical MS lesions tend to be oval or frame shaped. MS lesions can appear in both the brain's white and gray matter.
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Is no news good news after MRI?

It's a generally held aphorism that “no news is good news”. In fact the opposite should hold when it comes to healthcare. If you have had a recent scan, blood test or other kind of medical investigation, the best policy to adopt is “no news is bad news”.
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How long does it take for MRI results to be urgent?

The radiologist may discuss initial results of the MRI with you right after the test. Complete results are usually ready for your doctor in 1 to 2 days. An MRI can sometimes find a problem in a tissue or organ even when the size and shape of the tissue or organ looks normal.
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Can you tell if a tumor is cancerous from an MRI?

Using MRI, doctors can sometimes tell if a tumor is or isn't cancer. MRI can also be used to look for signs that cancer may have metastasized (spread) from where it started to another part of the body. MRI images can also help doctors plan treatment such as surgery or radiation therapy.
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Can MRI show autoimmune disease?

An MRI of the brain is useful to identify areas that are abnormal due to inflammation or become abnormal due to the loss of tissue (atrophy) caused by the inflammation. It may also be used to rule out other neurological complications that can cause similar symptoms.
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What is the most common neurological disorder?

1. Headaches. Headaches are one of the most common neurological disorders and can affect anyone at any age. While many times a headache shouldn't be anything too serious to worry about, if your headache comes on suddenly and repeatedly, you should see a doctor, as these could be symptoms of an underlying condition.
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Why would I be referred to a neurologist after MRI?

You'll typically be referred to a neurologist by a primary care provider who's already considered your symptoms and medical history, done a thorough exam, looked for underlying conditions, ordered laboratory tests or imaging and still feels treatment or diagnosis needs further investigation.
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What are some examples of brain abnormalities?

Types of Brain Disorders
  • Alzheimer's Disease.
  • Dementias.
  • Brain Cancer.
  • Epilepsy and Other Seizure Disorders.
  • Mental Disorders.
  • Parkinson's and Other Movement Disorders.
  • Stroke and Transient Ischemic Attack (TIA)
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What causes abnormalities in the brain?

Most brain malformations begin long before a baby is born. Something damages the developing nervous system or causes it to develop abnormally. Sometimes it's a genetic problem. In other cases, exposure to certain medicines, infections, or radiation during pregnancy interferes with brain development.
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Do brain lesions always mean MS?

Although MRI is a very useful diagnostic tool, a normal MRI of the brain does not rule out the possibility of MS. About 5 percent of people who are confirmed to have MS do not initially have brain lesions evidenced by MRI.
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Why would a second MRI be needed?

In particular an MRI second opinion is particularly important for conditions where diagnosis demands a high level of radiology skill and when a mis-diagnosis may result in more invasive treatment or an irreversible treatment that may be unnecessary.
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Can a radiologist tell you results?

They are acquiring diagnostic images according to specific protocols, so that a radiologist (a medical doctor with many years of specialized education) can interpret the images to provide an accurate report of the findings and results of your study.
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How long does it take a radiologist to read an MRI?

The swift transmission of diagnostic information is important to both patients and referring physicians. The results from an MRI scan are typically interpreted within 24 hours, and the scans themselves are usually given immediately to the patient on a disc after the MRI is complete.
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Do you always get a follow up appointment after an MRI?

Ideally, when your doctor orders an MRI, they should tell you how long it will take to obtain results. You will typically go to a follow-up appointment to review not only your results, but also the treatment options relevant to the MRI findings.
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What should you not do before an MRI?

What Should You NOT Do Before an MRI?
  • Maybe Not Eat or Drink.
  • Maybe Limit Your Bathroom Trips.
  • Always Listen to Your Preparation Instructions.
  • Do NOT Keep Metal on Your Body.
  • Tell the Technicians About Any Pre-Existing Conditions.
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Why do I need a second MRI scan with contrast?

If the radiologist uses contrast during your MRI, the doctor generally won't require any additional scans because of the initial MRI's enhanced nature. A contrast MRI is superior at measuring and evaluating tumors.
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What are usually the first signs of MS?

Common early signs of multiple sclerosis (MS) include:
  • vision problems.
  • tingling and numbness.
  • pains and spasms.
  • weakness or fatigue.
  • balance problems or dizziness.
  • bladder issues.
  • sexual dysfunction.
  • cognitive problems.
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What diseases mimic multiple sclerosis?

8 Conditions That Mimic Multiple Sclerosis
  • Systemic Lupus Erythematosus (SLE) Like MS, SLE is a disease of the immune system. ...
  • Sarcoidosis. Sarcoidosis is a disease that is usually occurs during young adulthood. ...
  • Myasthenia Gravis. ...
  • HTLV-1. ...
  • Syphilis. ...
  • Lyme Disease. ...
  • Vitamin B12 Deficiency. ...
  • Blood Vessel Problems.
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Does MRI show Parkinsons?

The new MRI approach can detect people who have early-stage Parkinson's disease with 85% accuracy, according to research published in Neurology, the medical journal of the American Academy of Neurology.
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