Cardiology

Is medical therapy a better and safer choice than angioplasty

The decision to perform an invasive procedure to open clogged arteries in the heart instead of first trying medication and lifestyle changes may not reduce a patient's risk of death or of a major cardiac event. Unnecessary ...

Oncology & Cancer

Study reveals how melanoma evades chemotherapy

Nitric oxide (NO), a gas with many biological functions in healthy cells, can also help some cancer cells survive chemotherapy. A new study from MIT reveals one way in which this resistance may arise, and raises the possibility ...

Oncology & Cancer

Costly breast cancer screenings don't add up to better outcomes

Even though Medicare spends over $1 billion per year on breast cancer screenings such as a mammography, there is no evidence that higher spending benefits older women, researchers at Yale School of Medicine found in a study ...

Oncology & Cancer

New mechanism of action for PARP inhibitors discovered

New understanding of how drugs called PARP inhibitors, which have already shown promise for the treatment of women with familial breast and ovarian cancers linked to BRCA mutations, exert their anticancer effects has led ...

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