Here are some of the latest health and medical news
developments, compiled by the editors of HealthDay:
Leukemia Drug Linked to Lung Problem: FDA
The leukemia drug Sprycel can cause abnormally high blood
pressure in patients' lung arteries, the U.S. Food and Drug
Administration is telling doctors.
The agency said the Bristol-Myers Squibb drug will carry a new
warning about the increased risk of pulmonary arterial
hypertension, which has been reported in patients taking Sprycel
for more than a year, the
Associated Press reported.
Pulmonary arterial hypertension can cause shortness of breath,
swelling of the limbs and fatigue.
The FDA also advised doctors to evaluate patients for lung and
heart problems before deciding whether to prescribe Sprycel, which
is approved to treat adults with two forms of leukemia, the
FDA May Warn About Avaira Toric Contact Lenses: Report
U.S. health officials are threatening to issue a public health
warning about recalled Avaira Toric contact lenses.
The Food and Drug Administration says Fairport, N.Y.-based
CooperVision Inc. has so far failed to obey a request to broaden
notification of problems with certain lots of the contact lenses.
The problems range from blurry vision to torn corneas,
The contact lenses, which were recalled in August due to
unidentified "residue," are sold at stores such as Wal-Mart, Costco
"Absent prompt and adequate communication by CooperVision, the FDA may independently share its concerns about Avaira Toric contact lenses," agency spokeswoman Morgan Liscinsky said in an e-mail, msnbc.com reported.
Neuroscientists Develop Means of Making Brain 'See-Through'
Neuroscientists who developed a way to turn the brain's opaque
gray matter into a see-through substance say this technique may
help reveal the physical basis of memories, personality traits and
perhaps even consciousness.
The Japanese team created a chemical mixture that turns dead
biological tissue from a colored lump into something resembling
The New York Times reported.
The research appears in the journal
Currently, the scientists are using the new technique to create
a map of the underlying architecture of mouse brains, which are far
less complex than human brains. But the team believes that the
transparency solution will work just as well on human brains, the
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