Magnetic Resonance Imaging News and Research

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Magnetic resonance imaging (MRI) is an imaging technique which physicians use for the diagnosis and treatment of medical conditions.

Researchers track human stem cells transplanted into rat brain

Researchers at the Stanford University School of Medicine have illuminated the path taken by human neural stem cells that were transplanted into the brains of rats and mice, and found that the cells successfully navigate toward areas damaged by stroke.

5 Jun 2007

MRI detects cancers missed by mammography in breast cancer patients

A unique examination of one treatment center's use of magnetic resonance imaging (MRI) in new breast cancer patients has found MRI to be superior to mammography in finding additional tumors in a breast in which cancer has already been diagnosed, and in detecting new tumors in a patient's supposedly healthy breast.

5 Jun 2007

Predicting treatment responses earlier for brain tumor patients

Using metabolic or molecular imaging to measure brain tumor patients' response to treatment is a powerful predictor of survival, notes a first-of-its-kind study presented at the 54th Annual Meeting of SNM, the world's largest society for molecular imaging and nuclear medicine professionals.

5 Jun 2007

Blood test may help signal tumor's remission, return in throat cancer patients

A blood test that detects proteins commonly released by a growing tumor could one day become a useful tool for monitoring the effectiveness of chemotherapy and radiation treatment in people with advanced throat cancer, according to a study published in the June 1, 2007, issue of Clinical Cancer Research .

3 Jun 2007

MRI effective method for revealing anatomical details of soft tissues

Contrast agents can help to make these images even clearer and allow physiological processes to be followed in real time. Conventional gadolinium complexes currently used as MRI contrast agent cannot reveal anatomic structures.

1 Jun 2007

MRI helps predict recovery after spinal cord injury

Using magnetic resonance imaging (MRI), radiologists can better predict the likelihood of full or partial recovery of patients with acute spinal cord injuries (SCI), according to a study published in the June issue of the journal Radiology.

30 May 2007

All anxiety is not created equal!

All anxiety is not created equal, and a research team at the University of Illinois now has the data to prove it.

30 May 2007

Visual short-term memory capacity drops following sleep deprivation

When an air traffic controller at the end of a double shift forgets the location of an aircraft that had recently appeared on his screen, it may be that he did not properly take in the visual information.

24 May 2007

Pure oxygen harms the brain

A paramedic or doctor plops a mask over the face of a person struggling to breathe and begins dispensing pure oxygen.

24 May 2007

Magnetic resonance elastography enables noninvasive liver diagnoses

Two recent Mayo Clinic studies have found that magnetic resonance elastography (MRE), a new imaging technique invented at Mayo Clinic, is an accurate tool for non-invasive diagnosis of liver diseases.

24 May 2007

Breast MRI may have a role in evaluation of newly diagnosed breast cancers

Among women who are newly diagnosed with breast cancer, magnetic resonance imaging (MRI) of the breast appears helpful in determining surgical treatment, according to a report in the May issue of Archives of Surgery, one of the JAMA/Archives journals.

22 May 2007

Study of normal brain development

Children appear to approach adult levels of performance on many basic cognitive and motor skills by age 11 or 12, according to a new study coordinated by the National Institutes of Health (NIH).

18 May 2007

Fictive learning may play a role in addiction

"What might have been" or fictive learning affects the brain and plays an important role in the choices individuals make, and may play a role in addiction, said Baylor College of Medicine researchers and others in a report that appears online in the Proceedings of the National Academy of Sciences.

16 May 2007

Study provides clues about inability to imitate and empathize in autistic children

New imaging research at UCLA shows that impairments in autistic children's ability to imitate and empathize can be linked to dysfunction in the brain's mirror-neuron system.

8 May 2007

Intense trauma can have long lasting effects on the brain and behavior of healthy people without causing a clinical disorder

Exposure to trauma may create enough changes in the brain to sensitize people to overreact to an innocuous facial gesture years later, even in people who don't have a stress-related disorder, says new research.

8 May 2007