Oncology & Cancer

Q&A: PET scans important in assessing some forms of lymphoma

Dear Mayo Clinic: My father just started chemotherapy for lymphoma, and he is scheduled for a positron emission tomography or PET scan after his first three treatments. How do doctors decide when to perform a PET scan, and ...

Medical research

Cholesterol-lowering drugs reduce brown adipose tissue

ETH Zurich scientists have shown that statins, one of the most commonly prescribed classes of pharmaceuticals, reduce beneficial brown adipose tissue. But this is no reason to demonise these drugs, the researchers insist.

Alzheimer's disease & dementia

Deep brain stimulation not effective for treating early Alzheimer's

A new study from Johns Hopkins shows that individuals with early onset Alzheimer's disease—those under the age of 65—don't benefit from deep brain stimulation, a treatment already proven to be effective for easing motor ...

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