Is there an alternative to a MRI?

A CT scan may be recommended if a patient can't have an MRI. People with metal implants, pacemakers or other implanted devices shouldn't have an MRI due to the powerful magnet inside the machine. CT scans create images of bones and soft tissues.

How do you survive a MRI if you are claustrophobic?

Is there a better scan than MRI?

CT scans are more widely used than MRIs and are typically less expensive. MRIs, however, are thought to be superior in regards to the detail of the image. The most notable difference is that CT scans use X-rays while MRIs do not.

Is there an alternative to an MRI brain scan?

For larger individuals who may not fit comfortably inside traditional MRI devices, CT scans may be a better choice due to their more open design. Because this procedure produces results so much faster than an MRI, it is doctors' preferred choice for a scanner for making a diagnosis in an emergency.

Why would a doctor order a CT scan instead of an MRI?

Doctors order CT scans more often because CT scans are less expensive than MRI but still provide quality images. CTs are relatively quiet, whereas MRIs are quite noisy. A CT scan is faster and can create generalized images of tissues, organs, and skeletal structure; MRIs take longer, but provide clearer pictures.

mi-eye: An Alternative to the MRI

Why is it so hard to get an MRI?

Magnetic resonance imaging (MRI) is possible only because of some very advanced technology and the skills of some highly-trained specialists. An MRI is much more complex than an X-ray or CT scan, for example, and there are some built-in reasons why MRIs will always be more expensive than other imaging techniques.

What scan shows nerve damage?

Nerve damage can usually be diagnosed based on a neurological examination and can be correlated by MRI scan findings. The MRI scan images are obtained with a magnetic field and radio waves. No harmful ionizing radiation is used.

What happens if you are claustrophobic and need an MRI?

When not properly accommodated during an MRI, claustrophobic patients may experience panic attacks, which can bring on increased heart rate, difficulty breathing, chills, sweating, and other distressing symptoms.

Are Stand Up MRI as accurate?

In many cases, a standing MRI can actually be more accurate than a traditional MRI. Standing MRIs allow your provider to see what's happening to your body while it's bearing weight, while a traditional MRI can only show your body at rest.

Is there a quiet MRI machine?

Conventional MRI scanners can generate noise in excess of 110 decibels, roughly equivalent to rock concerts and requiring ear protection. GE's exclusive Silent Scan technology is designed to reduce MR scanner noise to ambient (background) sound levels and improve a patient's MRI exam experience.

Is a CT scan better than an MRI for brain?

CT offers less precise visualization of soft tissue detail and subtle differences in soft tissues than MRI. However, CT is still often the preferred choice for some soft tissue examinations because of other benefits, such as speed, cost, and availability.

Is a CT scan more open than an MRI?

MRIs can show more detail than CT scans. CT scans briefly expose patients to radiation. MRIs do not. CT scan machines are open, which helps prevent anxiety among patients who are concerned about being in closed spaces.

What does a CT scan show that an MRI doesn t?

CT scans use radiation (X-rays), and MRIs do not. MRIs provide more detailed information about the inner organs (soft tissues) such as the brain, skeletal system, reproductive system, and other organ systems than is provided by a CT scan. CT scans are quick, painless, and noninvasive.

What's the best drug for claustrophobia in a MRI?

If you're very claustrophobic, or have had a previous experience not tolerating an MRI scan, let your doctor know and they can prescribe a sedative like Ativan for you.

What kind of sedation is used for MRI?

Background: Propofol and pentobarbital are commonly used to sedate children undergoing magnetic resonance imaging (MRI).

Is there an MRI for claustrophobic?

Most people who have claustrophobia are able to tolerate the MRI scan in the open, upright MRI machine. This is the structure of most MRI machines that can only perform the imaging studies with the patient lying on their back on a table that is moved into the core of the magnetic field where the images are captured.

Can you be sedated for an MRI?

Generally, MRIs under anesthesia are performed under sedation, although sometimes they are performed under general anesthesia. Sedation is characterized as being in a state between relaxed and very sleepy, but not quite unconscious.

What happens if you are too big for an MRI?

Impacts on Image Quality

Sometimes this can be mitigated by scanning larger patients at a higher magnetic field strength. Imaging patients with obesity when a body part extends beyond the MRI field of view may result in an artifact that interferes with diagnostic imaging (“wrap-around artifact).”

Are open MRI machines as good as closed?

They are not ideal for all bodies: Because of the open MRI's shape, it can't take images of specific body areas and the images are of lower quality, since the open machine isn't as strong as the closed. An open MRI isn't always ideal. Doctors have to use a closed machine to take certain images.

What is an open bore MRI?

Open bore, also known as an open sided, MRI machine, help to reduce claustrophobia. Instead of lying within a magnetic tube, patients have the relative comfort of openings on one or multiple sides. A key limitation of this is that it may be limited in terms of the imaging that can be done.

Is a PET scan less claustrophobic than an MRI?

It is much less confining than an MRI. It is also very quiet and comfortable. Most claustrophobic patients have no difficulty with the procedure. However, if you are severely claustrophobic, you might ask your doctor to consider a mild sedative.

How can I relax during an MRI?

What does nerve damage feel like?

Nerve pain often feels like a shooting, stabbing or burning sensation. Sometimes it can be as sharp and sudden as an electric shock. People with neuropathic pain are often very sensitive to touch or cold and can experience pain as a result of stimuli that would not normally be painful, such as brushing the skin.

What are the signs of nerve damage?

Will a pinched nerve show on an MRI?

MRI scans which show soft tissues, such as nerves and discs, are generally preferred over CT scans which show bony elements. Advanced imaging can show exactly which nerve or nerves are being pinched and what is causing the nerve to be pinched.